Anchor: Two classic aims of inquiry are to understand the nature of events and to understand their causes.
Entailed: The inquiry wants to understand what happened and why it happened.
Contradiction: The inquiry wants to understand what happened and when  it happened.
Contradiction: Using it as a mother.
Contradiction: a person does tricks on a skateboard
Contradiction: The men are performing on a large stage in an arena.
Contradiction: guy cleans pool