1. Kristóf?
1.1. Cause
1.1.1. For pranking
1.2. Alibi
1.2.1. He sang aloud
2. Bence?
2.1. Cause
2.1.1. He got 3 for his module test
2.2. Alibi
2.2.1. He sang aloud with Kristóf
3. Zsófi?
3.1. Cause
3.1.1. She was in a bad mood
3.2. Alibi
3.2.1. Copied homework at the time
4. Bogi?
4.1. Cause
4.1.1. The buffet is ran out
4.1.2. Alibi
4.1.2.1. She talked to Vivi
5. Vivi?
5.1. Cause
5.1.1. She goes crazy for chocolate
5.2. Alibi
5.2.1. She doesn’t have yet
6. Vesz Vivi?
6.1. Cause
6.1.1. She wanted the chocolate
6.2. Alibi
6.2.1. She was on the toilet
7. Márki?
7.1. Cause
7.1.1. Why not?
7.2. Alibi
7.2.1. He had lunch
8. Krisz?
8.1. Cause
8.1.1. Unknown at this time
8.2. Alibi
8.2.1. He kissed Hédi
9. Eszti?
9.1. Cause
9.1.1. It was Toffefee
9.2. Alibi
9.2.1. She doesn't have yet
10. Hédi?
10.1. Cause
10.1.1. Krisz loves chocolate and she loves Krisz
10.2. Alibi
10.2.1. She kissed Krisz
11. Lilla?
11.1. Cause
11.1.1. Unknown at this time
11.2. Alibi
11.2.1. She was active on Facebook
12. Timi?
12.1. Cause
12.1.1. That was her favorite chocolate
12.2. Alibi
12.2.1. She doesn't have yet
13. Dóri?
13.1. Cause
13.1.1. Chocolate is good with coffee
13.2. Alibi
13.2.1. She wasn't in the classroom
14. Ádám?
14.1. Cause
14.1.1. It was sugar free
14.2. Alibi
14.2.1. Told about the concert
15. Janka?
15.1. Cause
15.1.1. She was hungry
15.2. Alibi
15.2.1. Then she slept