What are the keywords in the following sentence? Two old men play guitar and sing at a rock concert.
concert, guitar, sing

What are the keywords in the following sentence? branches of the blossoming cherry in a spring garden
blossom, branch, cherry

What are the keywords in the following sentence? a model of the future stadium to be built on the building site .
build, model, stadium

What are the keywords in the following sentence? i used a sturdy branch to hang a sheer curtain dividing my desk and bed .
bed, branch, hang