Problem: Does "The prion causing mad cow disease and CreutzfeldtJakob disease invariably kills all animals and people that are infected." answer the question "What percentage of people infected with polio develop disease?"

A: no

Problem: Does "and, coincidentally,[clarification needed] at Midway in June 1942), when they gave accurate and timely warning of the approach of the Japanese fleet." answer the question "What was one of the important roles submarine played in the war?"

A: no

Problem: Does "A brash boosterism that had typified Melbourne during this time ended in the early 1890s with a severe depression of the city's economy, sending the local finance and property industries into a period of chaos during which 16 small "land banks" and building societies collapsed, and 133 limited companies went into liquidation." answer the question "During what decade did Melbourne suffer a sever economic depression?"

A:
yes