Anchor: We must try and break the door in, I suppose. 
Entailed: We need to try to break the door in.
Contradiction: We can't break the door in.
Contradiction: The woman is watching a small boy.
Contradiction: A woman is relaxing near the river.
Contradiction: I don't see any issues developing as a result of that.
Contradiction: We had a lot of snow the first year I was here so I used my plow and tractor a lot.