What are the keywords in the following sentence? A piece of pie has bananas and whipped cream surrounding it on a white plate.
banana, cream, pie, whip

What are the keywords in the following sentence? country walk past christmas decoration at a shop on christmas eve
decoration, shop, walk

What are the keywords in the following sentence? human language on a blackboard in chalk
blackboard, chalk, language

What are the keywords in the following sentence? progress of construction in the tunnel
construction, progress, tunnel