You are given an answer. Create a question for the answer.

Ex Input:
There are 1.89271 liters in 1/2 gallon.

Ex Output:
1/2 gallon how many liters?

Ex Input:
How Many Pints in a Gallon (US Version)?

Ex Output:
1/2 gallon is how many pints?

Ex Input:
1000 ml equals 33.81 ounces, or there are 33.81 ounces in 1000 milliliters.

Ex Output:
1000 ml equals how many ounces?