What are the keywords in the following sentence? water rushes over a weir with a wooden walkway
rush, water, weir

What are the keywords in the following sentence? wearing garment in the fall
fall, garment, wear

What are the keywords in the following sentence? A couch and suitcase in a small room.
couch, room, suitcase

What are the keywords in the following sentence? biological genus grows from a crack in a rock
genus, grow, rock