What are the keywords in the following sentence? A lot of motorcycles parked next to each other.
lot, motorcycle, park

What are the keywords in the following sentence? A banana, orange, and apples arranged to form a smile.
apple, arrange, orange

What are the keywords in the following sentence? tombs carved in the rock
carve, rock, tomb

What are the keywords in the following sentence? rock in the sea near the coast of island
coast, island, rock, sea