What are the keywords in the following sentence? bring in comfort and plenty of luxury inside your room .
bring, plenty, room

What are the keywords in the following sentence? A border collie herds three sheep toward a pen.
herd, pen, sheep

What are the keywords in the following sentence? drone flight over the meadows and forest
flight, forest, meadow

What are the keywords in the following sentence? black and white image showing rolling waves during summer
roll, summer, wave