Classify the relation of question with context to one of these categories: 1) award received, 2) based on, collection, 3) conflict, 4) constellation, 5) convicted of, 6) date of death, 7) director, 8) drafted by, 9) educated at, 10) medical condition, 11) military branch, 12) narrative location, 13) occupation, 14) original network, 15) parent company, 16) point in time, 17) production company, 18) residence, 19) series, 20) service entry, 21) sex or gender, 22) spouse, 23) standards body question.

Context : Chorus Gentlemen is a Canadian music television series which aired on CBC Television from 1965 to 1967. 
Question : On what channel did Chorus Gentlemen first appear?
original network

Context : Lisa Cross (born 4 April 1978) is a professional British female bodybuilder. 
Question : What gender class does Lisa Cross belong to?
sex or gender

Context : Jakob Altenberg was born in Hrymailiv, near Skalat, eastern Galicia-Lodomeria (in present-day Ukraine), in 1875. 
Question : What was the date of death for Jakob Altenberg?

date of death