Anchor: An event with many people gathered together, one of which is standing with a costume which includes a mask and gloves of some material.
Entailed: Someone is wearing a costume.
Contradiction: Nobody is costuming.
Contradiction: A car sits idly in a garage.
Contradiction: A vendor sells food on the street
Contradiction: Men are very stressed indoors while no one else walks by.
Contradiction: There is a child in warm clothing skiing outside.