Problem: Does "At least one model shows that a temporal delay is unnecessary to produce an autocorrelation model of pitch perception, appealing to phase shifts between cochlear filters; however, earlier work has shown that certain sounds with a prominent peak in their autocorrelation function do not elicit a corresponding pitch percept, and that certain sounds without a peak in their autocorrelation function nevertheless elicit a pitch." answer the question "The precise way this temporal structure helps code for pitch at higher levels is based on what?" OPTIONS:
- yes
- no

A: no

Problem: Does "Also in 1989, the government founded the Al-Gaddafi International Prize for Human Rights, to be awarded to figures from the Third World who had struggled against colonialism and imperialism; the first year's winner was South African anti-apartheid activist Nelson Mandela." answer the question "What was Mandela's nationality?" OPTIONS:
- yes
- no

A: yes

Problem: Does "Nigerian President Goodluck Jonathan in May 2014 claimed that Boko Haram attacks have left at least 12,000 people dead and 8,000 people crippled." answer the question "Who is the President of Nigeria?" OPTIONS:
- yes
- no

A:
yes