What are the keywords in the following sentence? massive lobsters caught by the local fishermen .
catch, fisherman, lobster

What are the keywords in the following sentence? a bandaged cat recovering from its injuries
cat, injury, recover

What are the keywords in the following sentence? a bus stops to pick up some passengers
bus, passenger, pick, stop

What are the keywords in the following sentence? a boat moored in a shallow lagoon on a tropical coral reef
boat, lagoon, moor