Q: Does "On September 6, 2006, Sony announced that PAL region PlayStation 3 launch would be delayed until March 2007, because of a shortage of materials used in the Blu-ray drive." provide a valid answer to "What part of the system was Sony having trouble getting supplies for?"?
A: yes

Q: Does "Rebirths in the Arupyadhatu (formless realms) can be attained by only those who can meditate on the arupajhanas, the highest object of meditation." provide a valid answer to "What is the highest object of meditation?"?
A: yes

Q: Does "Approximately 15% of adult males work as seamen on foreign-flagged merchant ships." provide a valid answer to "How do 15% of male Tuvaluans earn their income?"?
A: yes

Q: Does "The smelting of metallic zinc here, however, appears to have begun around the 12th century AD." provide a valid answer to "Active zinc mines in India date back to what period?"?
A:
no