Anchor: They'll know something about the place, and whether there's been anyone there lately."
Entailed: They will have information about the place and will know if anyone was around there.  
Contradiction: They will not know about people coming to this place.  
Contradiction: The first items purchased are the first out in a LIFO model.
Contradiction: Two children are outdoors.
Contradiction: Mike Ditka was always there to give him advice.
Contradiction: A human under a tree.