Generate a correct and concise answer for the question based on the words in the context.

Context : Idiotest (a portmanteau of ``idiot'' and ``test'' and stylized as Id!otest) is an American television game show broadcast by Game Show Network (GSN). 
Question : Which channel broadcast Idiotest?
Game Show Network

Context : Mamochisane (fl. 1850s) was a Makololo Queen who ruled over many people, but especially the Lozi in Barotseland, today's Western Zambia, and was a wife of King Sipopa Lutangu. 
Question : What is Mamochisane's spouse's name?
Sipopa Lutangu

Context : The Death of Chatterton is an oil painting on canvas by the English Pre-Raphaelite painter Henry Wallis, now in Tate Britain, London. 
Question : What is the name of the place where The Death of Chatterton can be found?

Tate