Q: Keywords: leave, town, train
What is a sentence that includes all these keywords?

A: national register of historic places location opened and the last train left the complex leaving it a ghost town

Q: Keywords: conduct, experiment, laboratory, scientist, work
What is a sentence that includes all these keywords?

A: scientist working in a medical laboratory conducting experiments

Q: Keywords: grass, graze, head
What is a sentence that includes all these keywords?

A:
A pretty zebra head down, grazing in the green grass.