Anchor: Two male opponents play ultimate frisbee.
Entailed: The two frisbee players are not on the same team.
Contradiction: The two opponents want each other to win.
Contradiction: I'm always on the go and never need to relax, so fast food places are perfect for me.
Contradiction: A tiny staff help to lower acid rain incidence by capping emissions.
Contradiction: It's still correct to call them the New Orleans Saints.
Contradiction: The guitarist performs.