Prepare food has a sub-event of inquire about new interest. Dead has a sub-event of inquire about new interest. Relax has a sub-event of listen to music. Sit down gives rise to flatulence. Read has a sub-event of sit down. Sit down does not have a sub-event of be ask to speak. Write book has a sub-event of read. Prepare food has a sub-event of listen to music. Sit down has a sub-event of relax. Write book does not have a sub-event of be ask to speak. Write book does not have a sub-event of smoke can be inhale.
Write book does not have a sub-event of listen to music.