1st group (15 pupils)
09:00 – 09:20 = K9
09:20 – 09:40 = E5
09:40 – 10:00 = E1

2nd group (15 pupils)
09:00 – 09:20 = K3
09:20 – 09:40 = K1
09:40 – 10:00 = F9

3rd group (14 pupils)
09:00 – 09:20 = E3
09:20 – 09:40 = F7
09:40 – 10:00 = B3

4th group (14 pupils)
09:00 – 09:20 = K8
09:20 – 09:40 = E9
09:40 – 10:00 = E2