Problem: Does "It was at Port Said that Nasser saw a confrontation with the invading forces as being the strategic and psychological focal point of Egypt's defense." answer the question "How many Egyptians died in the battle for Port Said?"

A: no

Problem: Does "Since October 2004, the iPod line has dominated digital music player sales in the United States, with over 90% of the market for hard drive-based players and over 70% of the market for all types of players." answer the question "Approximately what percentage of the hard drive-based music player sales does iPod have since 2004?"

A: yes

Problem: Does "The most notable are the "Missal of Duke Novak" from the Lika region in northwestern Croatia (1368), "Evangel from Reims" (1395, named after the town of its final destination), Hrvoje's Missal from Bosnia and Split in Dalmatia (1404), and the first printed book in Serbo-Croatian, the Glagolitic Missale Romanum Glagolitice (1483)." answer the question "For what was "Evangel from Reims" named?"

A:
yes