Sleep does not have a sub-event of you have to work. Live has a sub-event of work. Clean clothe does not have a sub-event of bell somone should answer you. Breathe some fresh air has a sub-event of live. Breathe has a sub-event of live. Attend lecture has a sub-event of sleep. Order meal has a sub-event of bell somone should answer you. Attend lecture does not have a sub-event of you have to work. Live is utilised in enjoyment. Attend lecture does not have a sub-event of lose weight. Clean clothe has a sub-event of live. Clean clothe does not have a sub-event of work. Sleep has a sub-event of breathe.
Breathe has a sub-event of work.