What are the keywords in the following sentence? interior of airplane with passengers on seats during flight .
airplane, flight, interior

What are the keywords in the following sentence? island floating in the sky with wind turbine and trees
island, sky, turbine

What are the keywords in the following sentence? light and shading add dimension to a portrait .
light, portrait, shade

What are the keywords in the following sentence? In a supermarket, a young infant female is pushing along 4 trolleys.
push, supermarket, trolley