What are the keywords in the following sentence? main role is to keep the players in peak condition and to help prevent injuries to them
help, injury, player

What are the keywords in the following sentence? men dressed in the uniform of soldiers to commemorate the evacuation of allied troops
dress, soldier, uniform

What are the keywords in the following sentence? the squad at the launch event before they headed
event, head, squad

What are the keywords in the following sentence? Two gazelle and a zebra grazing on lush grass.
gazelle, grass, zebra