Anchor: The Guptas also captured the western sea ports and their trade with the Arabs.
Entailed: This guptas overtook the seaports and trade from Arabia. 
Contradiction: The Gupta's didn't over take anything. 
Contradiction: A football player is away from the others.
Contradiction: a girl walks beside the water
Contradiction: The man sitting outside of the stream is throwing rocks into the stream.
Contradiction: You're absolutely correct.