Anchor: A group of young adults come together to perform song complete with drums and a guitar.
Entailed: People are performing together.
Contradiction: A group of senior citizens are playing poker.
Contradiction: Senior citizens waiting in line at the water park.
Contradiction: A group of people kneeling next to a car.
Contradiction: The president didn't make any new proposals for business
Contradiction: The man is outside on the river.