Anchor: so you could still feed it but she kept them clean
Entailed: You could still feed them but she kept them clean.
Contradiction: You could never keep the puppies clean.
Contradiction: Tuppence felt confident after her conversation with Whittington.
Contradiction: Someone is using a computer.
Contradiction: I don't have a sister. 
Contradiction: King Solomon's Pillars are rock formations around 150 feet tall.