What are the keywords in the following sentence? portrait of a young muslim woman giving meal to her husband while smiling with their baby at home
husband, portrait, smile

What are the keywords in the following sentence? A dish on the counter covered with aluminum foil.
cover, dish, foil

What are the keywords in the following sentence? job is to make the trains run on time .
run, time, train

What are the keywords in the following sentence? high angle view of farmers harvesting rice in the fields by machine .
farmer, field, machine, rice