What are the keywords in the following sentence? living room with bay windows overlooking the roofs of the city .
city, roof, window

What are the keywords in the following sentence? demonstrators protesting against the inauguration of politician as president
inauguration, politician, protest

What are the keywords in the following sentence? students line up to receive their diplomas at a graduation ceremony
ceremony, diploma, receive, student

What are the keywords in the following sentence? The motorcycle is part of a parade.
motorcycle, parade, part