What are the keywords in the following sentence? route overlaid onto a map .
map, overlay, route

What are the keywords in the following sentence? the completed home built by the family .
complete, family, home

What are the keywords in the following sentence? we are a group of students currently working on our first game .
game, student, work

What are the keywords in the following sentence? the game works on all versions of operating system software
game, operate, software