Q: Does "The design and production of a light source or light fixture using a monochrome emitter with phosphor conversion is simpler and cheaper than a complex RGB system, and the majority of high-intensity white LEDs presently on the market are manufactured using phosphor light conversion." provide a valid answer to "What are some of the luminous efficacies of yellow phosphor based white LED compared to blue?"?
A: no

Q: Does "On 19 July 1870 a declaration of war was sent to the Prussian government." provide a valid answer to "On which date did France issue a declaration of war to the Prussian government?"?
A: yes

Q: Does "The names of the cultural groups that inhabited the area between first settlement and the time of European contact are unknown, but several distinct cultural phases have been named by archaeologists, including Archaic (80001000 BC), Woodland (1000 BC1000 AD), and Mississippian (10001600 AD), whose chiefdoms were the cultural predecessors of the Muscogee people who inhabited the Tennessee River Valley before Cherokee migration into the river's headwaters." provide a valid answer to "What time period corresponds with the Mississippian cultural phase in early Tennessee history?"?
A: yes

Q: Does "Outfield players mostly use their feet to strike or pass the ball, but may also use their head or torso to do so instead." provide a valid answer to "Who are the only players allowed to touch the ball with their hands?"?
A:
no