Anchor: A pair of inventing brothers is building a Model-T for the air--a $179,400 plane with simplified controls and a giant parachute for safer crash landings.
Entailed: Crash landings, in their current state, can definitely be made safer.
Contradiction: While the proposed Model-T for the air would have simpler controls, it doesn't have any measures to make the airplane safer.
Contradiction: A man sits at a desk working.
Contradiction: She can see the emperor of Faigon.
Contradiction: I'll keep this with me at all times.
Contradiction: A group of women jump simultaneously.