Work with computer does not have a sub-event of thier petal turn brown. Buy something does not have a sub-event of break furniture. Sleep has a sub-event of get cold. Buy something has a sub-event of wait in line. Work with computer does not have a sub-event of shiver. Wait in line has a sub-event of sleep. Get cold has a sub-event of shiver. Wait in line does not have a sub-event of break furniture. Person use computer has a sub-event of thier petal turn brown. Buy something does not have a sub-event of you become self-conscious. Get wet has a sub-event of shiver.
Buy something has a sub-event of wait in line.