Anchor: A man climbs a steep rock wall using safety ropes.
Entailed: A man climbs a rock with ropes.
Contradiction: A woman is climbing a rock wall without safety ropes.
Contradiction: A family fighting over dinner.
Contradiction: Indians are celebrating.
Contradiction: She is always changing things; nothing is permanent with her.
Contradiction: Are you asking specifically about workplace engineering, or just the office environment?