Problem: Does "Between the two, six airlines operate in Oklahoma." answer the question "How many different airlines operate in Oklahoma?"

A: yes

Problem: Does "The Time Warner Center is the property with the highest-listed market value in the city, at US$1.1 billion in 2006." answer the question "What was the price per square foot of 450 Park Avenue when it sold in July 2007?"

A: no

Problem: Does "A 1998 review concluded that zinc oxide, one of the most common supplements in the United States, and zinc carbonate are nearly insoluble and poorly absorbed in the body." answer the question "Why is zinc carbonate poorly absorbed in the body?"

A:
yes