What are the keywords in the following sentence? girl looking at a herd of sheep
herd, look, sheep

What are the keywords in the following sentence? a flock of pigeons glowing on green grass
flock, grass, pigeon

What are the keywords in the following sentence? the shared bathroom on the first floor
bathroom, floor, share

What are the keywords in the following sentence? mother with daughter walk down the hill on a footpath in a coniferous forest
daughter, forest, mother, walk