Q: Keywords: cell, number, organism
What is a sentence that includes all these keywords?

A: chromosome numbers of various organisms each species has a characteristic number of chromosomes in each cell .

Q: Keywords: beach, city, tide
What is a sentence that includes all these keywords?

A: low tide at the beach in a city

Q: Keywords: pull, station, track, train
What is a sentence that includes all these keywords?

A:
A train pulling out of a train station next to train tracks.