question: OPTIONS:
- yes
- no
In the city, the population was spread out with 21.9% at age 19 and under, 14.3% from 20 to 24, 33.2% from 25 to 44, 20.4% from 45 to 64, and 10.1% who were 65 years of age or older.
What percentage of the City of Bostons population is 19 and under?

answer: yes

question: OPTIONS:
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The south Indian mathematician Madhava of Sangamagrama founded the famous Kerala school of astronomy and mathematics in the 14th century which produced a lot of great south Indian mathematicians like Parameshvara, Nilakantha Somayaji and Jyesthadeva in medieval south India.
What mathematician founded the Kerala school of astronomy?

answer: yes

question: OPTIONS:
- yes
- no
They won the African Cup of Nations in 1980, 1994, and 2013, and have also hosted the U-17 & U-20 World Cup.
Which years did Nigeria win the African Cup of Nations?

answer: yes

question: OPTIONS:
- yes
- no
Inscriptions have been found beneath many of the rock paintings, but archaeologists have so far been unable to decipher this form of ancient writing.
Along with the Hargesian culture, what culture was present in Somalia in the Stone age?

answer:
no