Anchor: I don't know what they--unlike, say, Martin Luther King--stand for.
Entailed: I know what Martin Luther King stood for.
Contradiction: I know everything about their mission and vision.
Contradiction: No rock music at all.
Contradiction: Whether this is an effective avenue to lower costs and improve performance remains to be seen.
Contradiction: I avoid going near various bodies of water. 
Contradiction: Two people on a slide.