Problem: Does "In the Battle of Liegnitz Frederick scored a strong victory despite being outnumbered three to one." answer the question "Why was Frederick's defeat of Daun so costly?"

A: no

Problem: Does "Some Scottish and Welsh parishes remained officially "dry" on Sundays (although often this merely required knocking at the back door of the pub)." answer the question "On what days were Scottish and Welsh pubs often 'dry'?"

A: yes

Problem: Does "Presence of alkaline metal ions has also detrimental effect to the loss tangent of the glass, and to its electrical resistance; glasses for electronics (sealing, vacuum tubes, lamps...) have to take this in account." answer the question "How can glass be prevented from corroding?"

A:
no