Problem: Does "Restaurant Row is sandwiched by three of Tucson's storied Neighborhoods: Harold Bell Wright Estates, named after the famous author's ranch which occupied some of that area prior to the depression; the Tucson Country Club (the third to bear the name Tucson Country Club), and the Dorado Country Club." answer the question "When was East Tucson developed?"

A: no

Problem: Does "The first of these were local apothecaries that expanded from their traditional role distributing botanical drugs such as morphine and quinine to wholesale manufacture in the mid 1800s." answer the question "Who discovered morphine?"

A: no

Problem: Does "The introduction of the guided missile resulted in a significant shift in anti-aircraft strategy." answer the question "Which weapon caused a major shift in anti-aircraft strategy?"

A:
yes