What are the keywords in the following sentence? secretary of politician welcomed delegates to the meeting .
delegate, meeting, politician

What are the keywords in the following sentence? thatched huts of the floating villages
float, hut, village

What are the keywords in the following sentence? students relax on the lawn outside late gothic revival structure
lawn, relax, student

What are the keywords in the following sentence? soldiers walk off a plane at an airport
airport, soldier, walk