20	[['8:30', '10:30'], ['11:00', '11:30'], ['14:00', '14:30'], ['17:30', '18:30'], ['21:00', '22:00']]	00:00-06:00, 08:30-12:00, 16:30-18:30, 20:30-22:00	0.25
12	[['8:00', '11:00'], ['15:30', '17:30'], ['19:30', '20:00'], ['21:00', '21:30']]	The free time spans when all friends can join together today are 06:00-08:00 and 15:30-22:00.	0.20689655172413793
5	[['7:00', '9:00'], ['13:30', '15:30'], ['18:30', '21:30']]	The task cannot be completed as the end time of C5's lunch and the start time of A5's laundry are not provided.	0.0
29	[['13:30', '15:30'], ['18:30', '20:00'], ['21:30', '22:00']]	The task cannot be completed as the schedules for C29, D29, E29, and F29 are not fully provided.	0.0
0	[['9:00', '11:00'], ['13:30', '16:30'], ['19:30', '20:00']]	06:00-11:30, 13:00-16:30, 19:00-19:30	0.3333333333333333
25	[['9:00', '10:00'], ['10:30', '12:00'], ['13:30', '14:30'], ['16:30', '19:00']]	00:00-09:00	0.0
9	[['10:30', '11:00'], ['12:30', '13:00'], ['13:30', '14:30'], ['16:30', '18:00'], ['19:30', '20:00']]	06:30-07:00, 10:30-11:00, 19:30-20:00	0.18181818181818182
17	[['9:30', '10:30'], ['13:30', '17:30'], ['19:30', '22:00']]	6:30-7:00, 19:30-22:00	0.23809523809523808
14	[['7:30', '8:00'], ['8:30', '9:00'], ['12:00', '12:30'], ['13:00', '15:30'], ['17:30', '22:00']]	The free time spans for everyone to join together are: 08:00-11:00, 18:00-19:00, 21:00-24:00.	0.16129032258064516
26	[['7:00', '8:00'], ['12:30', '13:00'], ['13:30', '15:30'], ['18:00', '18:30'], ['21:30', '22:00']]	0:00-6:30, 7:00-8:00, 10:30-11:00, 13:00-15:30, 17:30-19:30, 21:30-22:00	0.22857142857142856
3	[['7:00', '8:30'], ['9:00', '10:00'], ['10:30', '11:30'], ['13:30', '17:30'], ['19:30', '20:00'], ['20:30', '21:00'], ['21:30', '22:00']]	07:00-09:00, 17:00-18:00, 19:00-20:00, 21:30-23:00	0.20689655172413793
18	[['13:30', '15:00'], ['17:00', '17:30'], ['19:30', '21:30']]	06:30-08:30	0.0
6	[['7:00', '10:00'], ['13:30', '14:00'], ['17:00', '19:30']]	00:00-06:30, 17:00-19:30	0.16666666666666666
11	[['9:30', '11:30'], ['14:30', '15:30'], ['17:30', '22:00']]	The schedules for A11, B11, and C11 are needed to determine the free time spans.	0.0
23	[['7:00', '8:00'], ['9:30', '11:30'], ['14:00', '16:00'], ['18:00', '20:00']]	06:00-08:00, 13:00-14:00, 14:00-20:00	0.3125
16	[['8:30', '9:00'], ['11:30', '12:00'], ['15:00', '16:30'], ['18:30', '20:00'], ['21:00', '21:30']]	The continuous time periods without any overlapping activities for anyone are: 00:00-09:00, 18:30-20:00, 21:00-21:30, 22:30-24:00.	0.14705882352941177
24	[['14:00', '22:00']]	09:00-10:00	0.0
8	[['6:30', '7:00'], ['10:00', '10:30'], ['13:30', '14:30'], ['18:30', '19:00'], ['21:00', '22:00']]	The free time spans where all friends can join together today are 09:00-12:00 and 21:00-22:30.	0.1875
1	[['7:00', '8:00'], ['9:00', '10:30'], ['15:00', '20:00'], ['20:30', '21:00']]	The overlapping free time slots that work for everyone to meet are: 07:00-11:30, 15:00-20:00, 20:30-21:00, 22:30-23:00.	0.43243243243243246
4	[['7:00', '11:00'], ['12:00', '12:30'], ['17:00', '18:00'], ['20:30', '21:00']]	The free time slots when all friends are available are: 6:30-11:00, 13:00-18:00, 20:30-21:00.	0.34375
28	[['7:00', '8:00'], ['8:30', '10:30'], ['12:30', '13:00'], ['13:30', '14:00'], ['16:00', '17:30'], ['21:30', '22:30']]	6:30-8:00, 16:00-17:30, 21:30-22:30	0.3333333333333333
13	[['7:00', '8:00'], ['9:30', '11:00'], ['11:30', '12:30'], ['13:30', '15:00'], ['17:00', '19:30']]	The common free time slots where A13, D13, and F13 are all available to meet today are: 08:00-09:30, 18:00-19:00, 22:00-24:00.	0.08333333333333333
21	[['7:00', '9:00'], ['14:00', '15:30'], ['21:30', '22:00']]	14:00-17:30	0.2
22	[['12:00', '12:30'], ['13:30', '15:30'], ['17:30', '19:00'], ['21:00', '21:30']]	00:00-6:00, 8:30-9:30, 11:30-12:00, 15:00-16:00, 20:30-22:00	0.06896551724137931
10	[['6:30', '11:00'], ['15:30', '17:00']]	06:30-08:30, 15:30-18:30	0.3181818181818182
7	[['7:00', '8:00'], ['13:30', '14:30'], ['20:00', '22:00']]	07:00-08:00, 20:00-22:00	0.42857142857142855
19	[['7:00', '8:00'], ['10:00', '11:00'], ['11:30', '12:00'], ['12:30', '13:00'], ['13:30', '17:30'], ['19:30', '20:00']]	06:00-07:00	0.0
2	[['6:30', '8:00'], ['10:30', '11:30'], ['12:30', '13:00'], ['13:30', '22:00']]	The free time spans when all friends can join together today are 10:00-13:00 and 14:00-22:00.	0.4222222222222222
27	[['10:30', '11:00']]	06:30-08:00, 22:30-23:00	0.0
15	[['8:30', '11:00'], ['11:30', '12:00'], ['13:30', '18:00']]	12:30-18:00	0.34615384615384615
0.18658570098376584