faster GA
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@ -131,7 +131,7 @@ if __name__ == "__main__":
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# create new minefield instance
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import os
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from minefield import Minefield
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minefield = Minefield(os.path.join("..", "..", "..", "resources", "minefields", "fifthmap.json"))
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minefield = Minefield(os.path.join("..", "..", "..", "resources", "minefields", "fourthmap.json"))
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# perform the genetic algorithm search
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best, score = genetic_algorithm(minefield, helpers.get_score, n_iter, n_pop, r_cross, r_mut)
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@ -1,3 +1,5 @@
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import time
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from minefield import Minefield
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import project_constants as const
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@ -14,7 +16,7 @@ def possible_states(row, column):
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possible_states.append(State(row + 1, column, Direction.UP))
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if Minefield.is_valid_move(row - 1, column):
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possible_states.append(State(row + 1, column, Direction.DOWN))
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possible_states.append(State(row - 1, column, Direction.DOWN))
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if Minefield.is_valid_move(row, column + 1):
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possible_states.append(State(row, column + 1, Direction.LEFT))
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@ -70,7 +72,7 @@ def get_score(minefield, speciment, table=None):
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initial_state = State(0, 0, Direction.RIGHT)
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if table is not None:
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for el_index in range(len(speciment) - 1):
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for el_index in range(len(speciment)):
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end_state, cost = table[(initial_state.row, initial_state.column)] \
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[(speciment[el_index][0], speciment[el_index][1])] \
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@ -81,13 +83,11 @@ def get_score(minefield, speciment, table=None):
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mine = minefield.matrix[speciment[el_index][0]][speciment[el_index][1]].mine
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if isinstance(mine, ChainedMine) and mine.predecessor is not None and mine.predecessor.active:
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cost += 200
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score += 200
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mine.active = False
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for _ in range(cost):
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minefield.next_turn()
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minefield.next_turn(n_turns=cost)
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score += cost
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score += 200 * minefield.explosions
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@ -23,6 +23,7 @@ class Fitness:
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def routeFitness(self):
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if self.fitness == 0:
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self.fitness = 1000 / float(self.routeDistance())
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return self.fitness
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@ -42,10 +43,8 @@ def initialPopulation(popSize, cityList):
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def rankRoutes(population):
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fitnessResults = {}
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timer_collect_results = Timer("Collect fitness results")
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for i in range(0, len(population)):
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fitnessResults[i] = Fitness(population[i]).routeFitness()
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timer_collect_results.stop()
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return sorted(fitnessResults.items(), key=operator.itemgetter(1), reverse=True)
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@ -142,23 +141,16 @@ def genetic_algorithm(minefield, population, popSize, eliteSize, mutationRate, g
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global gl_minefield, scores_table
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gl_minefield = minefield
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timer_scores_table = Timer("Create scores table")
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scores_table = helpers.create_scores_table(gl_minefield)
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timer_scores_table.stop()
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timer_initial_population = Timer("Init and rank population")
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pop = initialPopulation(popSize, population)
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scores = rankRoutes(pop)
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timer_initial_population.stop()
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print("Initial score: " + str(1000 / scores[0][1]))
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for i in range(0, generations):
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pop = nextGeneration(scores, pop, eliteSize, mutationRate)
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timer_rank_generation = Timer("Rank generation")
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scores = rankRoutes(pop)
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timer_rank_generation.stop()
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print(f"Generation {i} best score: {str(1000 / scores[0][1])}")
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bestRouteIndex = scores[0][0]
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@ -171,17 +163,8 @@ def genetic_algorithm(minefield, population, popSize, eliteSize, mutationRate, g
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return bestRoute
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class Timer:
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def __init__(self, name):
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self.name = name
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self.start_time = time.time()
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def stop(self):
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print(f"{self.name} took {time.time() - self.start_time} seconds.")
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if __name__ == "__main__":
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gl_minefield = Minefield(os.path.join("..", "..", "..", "resources", "minefields", "fifthmap.json"))
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gl_minefield = Minefield(os.path.join("..", "..", "..", "resources", "minefields", "fourthmap.json"))
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genetic_algorithm(minefield=gl_minefield,
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population=helpers.get_mines_coords(gl_minefield),
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1
game.py
1
game.py
@ -120,6 +120,7 @@ class Game:
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def revert_minefield_turn(self):
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self.minefield.turn -= 1
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self.minefield.points -= 1
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# returns turn number
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def get_turn_number(self):
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3
main.py
3
main.py
@ -158,6 +158,9 @@ def main():
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# reset values after the game loop
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if game.agent_made_all_actions(action_sequence):
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if genetics:
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game.minefield.points -= 1
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# clean up after game loop
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game.agent_take_last_action()
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game.cleanup_after_game_loop()
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24
minefield.py
24
minefield.py
@ -37,15 +37,13 @@ class Minefield:
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predecessor = self.matrix[predecessor_row][predecessor_column].mine
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self.matrix[successor_row][successor_column].mine.predecessor = predecessor
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def next_turn(self):
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self.turn += 1
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self.points += 1
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self.time_mines = self._get_time_mines()
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for row in range(const.V_GRID_VER_TILES):
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for column in range(const.V_GRID_VER_TILES):
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mine = self.matrix[row][column].mine
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def next_turn(self, n_turns=1):
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self.turn += n_turns
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self.points += n_turns
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if mine is not None and isinstance(mine, TimeMine):
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for mine in self.time_mines:
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mine.timer = max(0, mine.starting_time - int(self.turn))
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if mine.timer == 0 and mine.active:
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@ -96,3 +94,15 @@ class Minefield:
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def __copy__(self):
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copy = Minefield(self.json_path)
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return copy
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def _get_time_mines(self):
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time_mines = list()
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for row in range(const.V_GRID_VER_TILES):
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for column in range(const.V_GRID_VER_TILES):
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mine = self.matrix[row][column].mine
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if mine is not None and isinstance(mine, TimeMine):
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time_mines.append(mine)
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return time_mines
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@ -164,6 +164,6 @@ HIGHLIGHT.set_alpha(100)
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# ==== MAPS ==== #
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# ============== #
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MAP_RANDOM_10x10 = os.path.join("resources", "minefields", "fifthmap.json")
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MAP_RANDOM_10x10 = os.path.join("resources", "minefields", "fourthmap.json")
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@ -14,8 +14,7 @@
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"0,3": {
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"terrain": "GRASS",
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"mine": {
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"mine_type": "chained",
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"predecessor": null
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"mine_type": "standard"
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}
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},
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"0,4": {
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@ -41,7 +40,7 @@
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"terrain": "MUD",
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"mine": {
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"mine_type": "chained",
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"predecessor": "0,3"
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"predecessor": "0,4"
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}
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},
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"0,9": {
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@ -69,7 +68,7 @@
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"terrain": "GRASS",
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"mine": {
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"mine_type": "chained",
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"predecessor": null
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"predecessor": "3,3"
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}
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},
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"1,4": {
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@ -165,7 +164,7 @@
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"terrain": "MUD",
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"mine": {
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"mine_type": "chained",
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"predecessor": "1,3"
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"predecessor": null
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}
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},
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"3,4": {
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@ -229,7 +228,7 @@
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"terrain": "GRASS",
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"mine": {
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"mine_type": "chained",
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"predecessor": null
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"predecessor": "7,0"
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}
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},
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"4,8": {
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@ -247,8 +246,8 @@
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"5,1": {
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"terrain": "GRASS",
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"mine": {
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"mine_type": "chained",
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"predecessor": "2,3"
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"mine_type": "time",
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"timer": 50
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}
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},
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"5,2": {
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@ -262,8 +261,7 @@
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"5,4": {
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"terrain": "GRASS",
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"mine": {
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"mine_type": "chained",
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"predecessor": "2,8"
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"mine_type": "standard"
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}
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},
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"5,5": {
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@ -334,7 +332,7 @@
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"terrain": "GRASS",
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"mine": {
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"mine_type": "chained",
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"predecessor": "4,7"
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"predecessor": null
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}
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},
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"7,1": {
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