Anchor: In a large city, many people gathered around a large reflective oval shaped piece of art.
Entailed: A piece of art is outside for people to admire.
Contradiction: A piece of art looks like a large triangle.
Contradiction: three people are playing twister in a dorm
Contradiction: There are dogs outside.
Contradiction: Even if it's life imprisonment, we should be willing to spend sixty thousand dollars a year instead of helping feed starving children. 
Contradiction: There is a woman with instrument.