What are the keywords in the following sentence? football player has his cross blocked by soccer player during the match .
cross, match, player

What are the keywords in the following sentence? politician is greeted by ceo of organization leader before event
greet, leader, politician

What are the keywords in the following sentence? aerial footage of a church in the abandoned town
abandon, church, town

What are the keywords in the following sentence? football player looks dejected on the pitch after the match
look, match, pitch, player