Anchor: I'd made my plan whilst I was waiting for her.
Entailed: I came up with a plan while I waited for her. 
Contradiction: I couldn't conceive of a plan, no matter how hard I tried. 
Contradiction: A child is sleeping
Contradiction: Osman Gazi defeated the Byzantine in 1301.
Contradiction: A man and woman dance on stage for a school play.
Contradiction: A human snowboarding