Anchor: If you want to see the area or investigate the caves, do take a guide and go well prepared.
Entailed: You should hire a guide if you plan on exploring the caves.
Contradiction: Exploring the caves is not so dangerous.
Contradiction: The rider is sitting on a red motorcycle.
Contradiction: a man is riding a bike
Contradiction: The people dancing are all zombies.
Contradiction: The changes in science and food that they brought are still felt today.