Anchor: Three males are playing a competitive game on rollerblades, while being watched by players on the sidelines.
Entailed: Guys are playing a game, while others are looking on.
Contradiction: Three guys are playing a sport, without an audience.
Contradiction: The man in black stayed home because he didn't feel well.
Contradiction: Willingness to pay is the measurement method preferred by economists.
Contradiction: They are inside.
Contradiction: Man sitting on a motorcycle on the sidewalk