What are the keywords in the following sentence? reflections in the mountain lake on a heavily clouded day in summer .
lake, reflection, summer

What are the keywords in the following sentence? tourist travelling in a boat
boat, tourist, travel

What are the keywords in the following sentence? Plate of donuts on table that are both frosted and covered in sugar
frost, plate, sugar

What are the keywords in the following sentence? the old and new bridges linking tourist attraction and a city to the mainland
attraction, bridge, link