Input: where do most of australia's tourists come from?

Output: China

Input: this wine from southern rhone valley has from 13 to 19 different varieties approved for blending?

Output: Chateauneuf-du-Pape

Input: where does the blood in the hepatic portal vein come from?

Output: pancreas

Input: where do they live in cheaper by the dozen?

Output:
Evanston, Illinois