input question: Generate a question about the topic "Four Thirds system" whose answer would be: The Four Thirds system is a standard created by Olympus and Kodak for digital single-lens reflex camera (DSLR) design and development.<ref name='DPReview.com 2001-02-13'>.???
output answer: what are four thirds cameras?

input question: Generate a question about the topic "Right Round" whose answer would be: "Right Round" is a song performed by American rapper Flo Rida , released as the lead single from his second studio album, R.O.O.T.S. (2009)..???
output answer: Who is the rap singer in right round with kesha in the background? *(dancer)*?

input question: Generate a question about the topic "Feelin' Alright" whose answer would be: "Feelin' Alright?" also known as "Feeling Alright" is a song written by Dave Mason of the English rock band Traffic from their eponymous 1968 album, Traffic ..???
output answer: who wrote the song feelin alright?

input question: Generate a question about the topic "Hydrogen production" whose answer would be: Currently the dominant technology for direct production is steam reforming from hydrocarbons ..???
output answer:
how is hydrogen produced?