Anchor: 3 males are sitting at a table with a lot of computers on it.
Entailed: Three men are at a table and sharing workspace that has a lot of computers on it
Contradiction: Three men are sleeping on a table that has computers on it
Contradiction: Nobody is sitting
Contradiction: A person horseback riding.
Contradiction: We don't get to watch America's Funniest Home Videos.
Contradiction: A man with a backpack is climbing up a mountain.