What are the keywords in the following sentence? the balloon heads down a city during event last year .
city, event, head

What are the keywords in the following sentence? end of production for this beautiful car as well .
car, end, production

What are the keywords in the following sentence? people shopping seafood on the traditional street market .
market, seafood, shop

What are the keywords in the following sentence? A lush, green mountain with animals grazing in the fields.
animal, field, graze, mountain