diff --git a/mockup b/mockup
new file mode 100644
index 0000000..37377bf
--- /dev/null
+++ b/mockup
@@ -0,0 +1,51 @@
+acts_list = {'hello': 'welcomemsg',
+             'null': 'canthear'}
+
+
+class Act_frame:
+    text = ''
+    act = []
+
+
+class Dialogue_state_frame:
+    state_frame = []
+
+
+def NLU(text):
+    user_frame = Act_frame()
+    user_frame.text = text
+    if text == 'Cześć, jak masz na imię?':
+        user_frame.act = 'hello'
+        print(user_frame.act)
+    else:
+        user_frame.act = 'null'
+        print(user_frame.act)
+    return user_frame
+
+
+def DST(user_frame):
+    dialogue_frame = Dialogue_state_frame()
+    dialogue_frame.state_frame.append((user_frame.text, user_frame.act))
+    print(dialogue_frame.state_frame)
+    return dialogue_frame
+
+
+def DP(dialogue_frame):
+    system_frame = Act_frame()
+    system_frame.act = acts_list[dialogue_frame.state_frame[-1][1]]
+    print(system_frame.act)
+    return system_frame
+
+
+def NLG(system_frame):
+    answer = ''
+    if system_frame.act == 'welcomemsg':
+        answer = 'Witaj, nazywam się Igrek Iksiński.'
+    elif system_frame.act == 'canthear':
+        answer = 'Nie zrozumiałem.'
+    return answer
+
+
+text = 'Cześć, jak masz na imię?'
+#text = 'Niezrozumiałe'
+print(NLG(DP(DST(NLU(text)))))
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