Q: Does "This may be modified by adding low-density materials such as boron, which lowers the index of refraction (see crown glass), or increased (to as much as 1.8) with high-density materials such as (classically) lead oxide (see flint glass and lead glass), or in modern uses, less toxic oxides of zirconium, titanium, or barium." provide a valid answer to "What are high-index glasses erroneously called?"?
A: no

Q: Does "The next three popes, including Pope Emeritus Benedict XVI, were created cardinals by him." provide a valid answer to "How many future popes did Paul VI create first as cardinals?"?
A: yes

Q: Does "Japanese wrestler Ultimo Dragon once held and defended a record 10 titles simultaneously." provide a valid answer to "Who held 10 records at once?"?
A: yes

Q: Does "This meant an official recognition of their importance in the religious world of the Roman empire, although one of the tetrarchs, Maximinus Daia, still oppressed Christians in his part of the empire up to 313."" provide a valid answer to "When did Galerius revoke the anti-Christian policies?"?
A:
no