Anchor: a man wearing a brown shirt throwing the basketball into the basket.
Entailed: A man is playing basketball.
Contradiction: The man is swimming under water.
Contradiction: The bird is soaring high through the sky.
Contradiction: Get some passengers, buy a submarine, that's the only challenge, I think.
Contradiction: No, it has very cheap prices
Contradiction: A couple of umbrellas provide a shade for a couple of people sitting under one umbrella