What are the keywords in the following sentence? A train traveling through a tunnel billowing out smoke.
smoke, train, travel

What are the keywords in the following sentence? a soldier provides security during a patrol outside of the village .
patrol, provide, security, soldier, village

What are the keywords in the following sentence? early morning light reflects off clouds hanging over a low lying island amid ship
cloud, island, reflect

What are the keywords in the following sentence? A female child putting cheese on poorly made pizzas.
cheese, pizza, put