Input question: The 1848 Treaty of Guadalupe Hidalgo officially ended what 2 year long war?

Output answer: mexican american war

Input question: If you were celebrating your pearl wedding anniversary for how many years have you been married?

Output answer: 30

Input question: Which was the first antibiotic to be discovered?

Output answer: penicillin

Input question: What is the largest land animal native to the United States?

Output answer:
bison