Problem: Does "A graph showing the U.S. CPI relative to 19821984 and the annual year-over-year change in CPI is shown at right." answer the question "What does CPI stand for?"

A: no

Problem: Does "Most breeds of dog are at most a few hundred years old, having been artificially selected for particular morphologies and behaviors by people for specific functional roles." answer the question "How many different breeds are there?"

A: no

Problem: Does "A week later, on 8 March, Philips publicly demonstrated a prototype of an optical digital audio disc at a press conference called "Philips Introduce Compact Disc" in Eindhoven, Netherlands." answer the question "Where was the Philips Introduce Compact disc conference held?"

A:
yes