What are the keywords in the following sentence? two giraffes are standing together outside a barn
barn, giraffe, stand

What are the keywords in the following sentence? partially submerged camera watches the waves come ashore
come, watch, wave

What are the keywords in the following sentence? this train is carrying its cars over the rails
car, carry, train

What are the keywords in the following sentence? The sleeping cat is reflected in the mirror.
cat, mirror, reflect