What are the keywords in the following sentence? guest laughing during the ceremony
ceremony, guest, laugh

What are the keywords in the following sentence? road in birch forest in the spring
forest, road, spring

What are the keywords in the following sentence? A young boy and girl play swords in a room and make lots of noises.
lot, noise, room

What are the keywords in the following sentence? wallpaper with a dinner dress called book
call, dress, wallpaper