What are the keywords in the following sentence? traffic was reduced to lane on southbound during the morning commute .
lane, reduce, traffic

What are the keywords in the following sentence? view of local train traveling on rail tracks with flourishing cherry blossoms along the railway
flourish, railway, train, travel, view

What are the keywords in the following sentence? an intricately gnarled system of tree roots on an ancient tree in rainforest
rainforest, root, tree

What are the keywords in the following sentence? journalist is bowled by cricket player during day of the match .
bowl, day, match, player