Anchor: Perhaps it would be more correct to say I'm preparing a case.
Entailed: He'd be right to say I'm preparing a case.
Contradiction: I'm not working on any cases.
Contradiction: Most CEOs have dual roles as a chairman of the board without any conflicting functions.
Contradiction: The young woman was outside.
Contradiction: A man is the lead singer of the band
Contradiction: A tractor is picking up another tractor.