Listen to radio does not have a sub-event of honk horn. Run errand has a sub-event of drive car. Run errand does not have a sub-event of put on sunscreen. Drive car does not have a sub-event of honk horn. Toilet be break does not have a sub-event of sweep up hair clipping. Run errand does not have a sub-event of honk horn. Dance has a sub-event of trip. Drive car has a sub-event of listen to radio. Toilet be break does not have a sub-event of trip. Teach other person has a sub-event of sweep up hair clipping. Listen to radio has a sub-event of dance.
Drive car does not have a sub-event of trip.