Q: Keywords: float, raft, stream
What is a sentence that includes all these keywords?

A: Several people are sitting on rafts as they float gently down stream.

Q: Keywords: moon, space, sun
What is a sentence that includes all these keywords?

A: the moon and sun from space

Q: Keywords: canal, gondola, reflect, water
What is a sentence that includes all these keywords?

A:
traditional venetian gondola in a small canal with house reflecting in the water