Does "Filling a bulb with an inert gas such as argon or nitrogen retards the evaporation of the tungsten filament compared to operating it in a vacuum." contain the correct answer to "When did Just and Hanaman receive their patent for the tungsten filament lamp?"
OPTIONS:
- yes
- no

A: no

Does "Bobojon Ghafurov, Tajikistan's First Secretary of the Communist Party of Tajikistan from 19461956 was the only Tajikistani politician of significance outside of the country during the Soviet Era." contain the correct answer to "Who directed the purges of Soviets?"
OPTIONS:
- yes
- no

A: no

Does "In early September 1950, ROK Army and UN Command forces outnumbered the KPA 180,000 to 100,000 soldiers." contain the correct answer to "Who had the fewest number of troops in Korea?"
OPTIONS:
- yes
- no

A:
yes