The schedule lists time blocks from 13:00 to 16:30 with numbers or dashes in each block. It allocates time for multiple meetings or activities between 13:00 and 15:30, with a single meeting from 16:00 to 16:20 involving participants 1, 2 and 3, and another short block of time from 16:20 to 16:30.

1. 13:00 - 13:30
13:30 - 13:40
13:40 - 14:00
14:00 - 14:30
14:30 - 14:40
14:40 - 15:00
15:00 - 15:30 4
15:30 - 16:00
16:00 - 16:20 1,2 3
4
16:20 - 16:30

2. * :