What are the keywords in the following sentence? winds flow through the harvested fields of a rural farm
field, harvest, wind

What are the keywords in the following sentence? A very large bathroom has red walls and lights
bathroom, light, wall

What are the keywords in the following sentence? an installation in a summertime at central street of city .
city, street, summertime

What are the keywords in the following sentence? hands forming a heart shape painted in multiple colors
color, hand, paint, shape