What are the keywords in the following sentence? demonstrators are stopped by the police during a protest ahead
demonstrator, police, protest, stop

What are the keywords in the following sentence? they built temples in caves within tourist attraction
attraction, build, temple

What are the keywords in the following sentence? at train station a train is ready for departure
departure, station, train

What are the keywords in the following sentence? protesters chant slogans as women take part in a protest to protect their rights and lives .
life, part, protect, protest, slogan