Q: Does "Al-Khilafat al-umawiyya) was the second of the four major Islamic caliphates established after the death of Muhammad." provide a valid answer to "Who was the third caliph?"?
A: no

Q: Does "The Ottoman Empire was created from the lands of the former eastern Roman Empire on the occasion of the latter's violent demise." provide a valid answer to "Where was the Roman emperor's capital?"?
A: no

Q: Does "Central State-owned enterprises have accumulatively donated more than $48.6 million." provide a valid answer to "How much did China National Petroleum Corp and Sinopec donate?"?
A: no

Q: Does "However, users that have bought a new sixth-generation iPod in late 2013 have reported a new option that allowed them to disable the EU volume limit." provide a valid answer to "What type of sensory issue was a concern prior to the release of 5th gen iPods?"?
A:
no