diff --git a/Jenkinsfile b/Jenkinsfile
index 1b5e935..b0106a8 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -30,11 +30,8 @@ pipeline {
 
         stage('Zadanie 3 - Metryki') {
             steps {
-                sh 'python3 --version'
-                sh 'python3 ./zadanie3/script.py'
                 sh 'chmod 755 ./zadanie3/trn.sh'
-                sh './zadanie3/trn.sh zadanie3/sentences.txt zadanie3/sentences.trn'
-                sh './zadanie3/trn.sh zadanie3/references.txt zadanie3/references.trn'
+                sh './zadanie3/trn.sh'
             }
         }
     }
diff --git a/zadanie3/script.py b/zadanie3/script.py
index 5a337de..fd0fcd6 100644
--- a/zadanie3/script.py
+++ b/zadanie3/script.py
@@ -3,7 +3,7 @@
 
 import numpy, pandas
 
-input_data = pandas.read_csv('ASR-eval/wikiniews_results.tsv', encoding='utf8', error_bad_lines=False, sep='\t', header=None)
+input_data = pandas.read_csv('ASR-eval/wikiniews_results.tsv', encoding='latin1', error_bad_lines=False, sep='\t', header=None)
 sentences = input_data[1]
 references = input_data[2]
 
diff --git a/zadanie3/trn.sh b/zadanie3/trn.sh
index 37f05ae..d6409ea 100644
--- a/zadanie3/trn.sh
+++ b/zadanie3/trn.sh
@@ -1 +1,6 @@
-awk 'BEGIN{FS=OFS="\t"}{print $0,"(sp1_"NR")"}'  < $S1 > $S2
\ No newline at end of file
+
+cut -f 2 ASR-eval/wikiniews_results.tsv > zadanie3/sentences.txt
+cut -f 3 ASR-eval/wikiniews_results.tsv > zadanie3/references.txt
+
+awk 'BEGIN{FS=OFS="\t"}{print $0,"(sp1_"NR")"}'  < zadanie3/sentences.txt > zadanie3/sentences.trn
+awk 'BEGIN{FS=OFS="\t"}{print $0,"(sp1_"NR")"}'  < zadanie3/references.txt > zadanie3/references.trn
\ No newline at end of file