Anchor: and if they do it won't make any difference because there's not a job for them
Entailed: If they do that it won't change anything because there isn't a job for them.
Contradiction: If they do it'll make a world of difference.
Contradiction: In the two years I've owned the boat I've never used it.
Contradiction: The Broadway show was as entertaining as having blood drawn according to Peter Marks.
Contradiction: Playing video games alone.
Contradiction: The man is on a snowy street.