6
10
task 3 starts at least 5 minutes later than task 1
task 3 starts within 10 minutes of the starting time of task 1
task 3 starts at least 7 minutes later than task 2
task 3 starts within 9 minutes of the starting time of task 2
task 4 starts at least 10 minutes later than task 3
task 4 starts within 15 minutes of the starting time of task 3
task 5 starts at least 90 minutes later than task 4
task 5 starts within 120 minutes of the starting time of task 4
task 6 starts at least 10 minutes later than task 5
task 6 starts within 15 minutes of the starting time of task 5
3
4
task 2 starts at least 0 minutes later than task 1
task 2 starts within 2 minutes of the starting time of task 1
task 3 starts at least 3 minutes later than task 2
task 3 starts within 2 minutes of the starting time of task 1
0
