question: Given the fact "tuna eat fish", what is the answer to "Which would likeliest eat a sardine?"

answer: a tunafish

question: Given the fact "a canyon forming occurs over a period of millions of years", what is the answer to "A lot of deep dips in an expanse of land could have happened"

answer: over a millennia

question: Given the fact "cold temperatures cause animals to shiver", what is the answer to "Which is most likely to cause an animal to shiver?"

answer: 5 degrees celsius

question: Given the fact "wind is a source of energy", what is the answer to "A car can be powered by all but"

answer:
the push of a cat