What are the keywords in the following sentence? beds edged with lavender in full flower in the garden
bed, garden, lavender

What are the keywords in the following sentence? A close up shot of a train on a track.
shot, track, train

What are the keywords in the following sentence? firs of various shapes and a text in human language .
language, shape, text

What are the keywords in the following sentence? tourist attraction a triumphal monument commissioned by military commander
commander, commission, monument