What are the keywords in the following sentence? block of flats or apartments against a blue sky
apartment, block, flat

What are the keywords in the following sentence? A nurse tending to a patient in a hospital.
hospital, patient, tend

What are the keywords in the following sentence? The crane lifts the crate, which is stamped karaboudjan, onto a cargo ship baring the same name.
bare, crane, crate, name, stamp

What are the keywords in the following sentence? A bathroom sink under a mirror on top of a counter.
bathroom, counter, mirror, top