What are the keywords in the following sentence? portrait of happy mother and daughter playing circling around at the park
circle, daughter, mother

What are the keywords in the following sentence? ice fills river looking toward building complex and tourist attraction .
attraction, fill, ice, river

What are the keywords in the following sentence? A man in his ski gear and board, is posing for the camera.
board, gear, pose

What are the keywords in the following sentence? mushrooms grow on a tree at an overlook
grow, mushroom, tree