Q: Keywords: cupcake, fit, theme
What is a sentence that includes all these keywords?

A: the tv star even had special cupcakes made to fit in with the theme of the show

Q: Keywords: candy, stall, sweet
What is a sentence that includes all these keywords?

A: assorted bags of sweets or candy on a market stall

Q: Keywords: farmer, sheep, stand
What is a sentence that includes all these keywords?

A:
farmer standing with a tool and sheep