What are the keywords in the following sentence? An elephants very long trunk sticking up into the air.
air, elephant, stick, trunk

What are the keywords in the following sentence? supermarket and a lady paying for her shopping at the checkout
checkout, pay, supermarket

What are the keywords in the following sentence? ship leaving port with crowds on deck and on the pier
deck, leave, pier

What are the keywords in the following sentence? A homemade pizza with sauce and cheese on foil
cheese, foil, pizza, sauce