What are the keywords in the following sentence? An adult bear and two bear cubs wander through a field.
bear, field, wander

What are the keywords in the following sentence? soccer player of battles with footballer during the match .
battle, footballer, match, player

What are the keywords in the following sentence? evening light shines through the steam rising over tourist attraction
light, rise, shine

What are the keywords in the following sentence? a carpet of bluebells under beech trees in ancient woodland and where the evening light was just beginning
bluebell, tree, woodland