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 : Charlie Brooker's Screenwipe is a British television review programme created and presented by Charlie Brooker and broadcast on BBC Four. 
Question : What channel aired Charlie Brooker's Screenwipe?
original network

Context : Khaleda Zia was the First Lady of Bangladesh during the presidency of her husband Ziaur Rahman. 
Question : Which gender does Khaleda Zia belong to?
sex or gender

Context : The first XPL0 compiler was written in ALGOL. 
Question : Which is the basis of XPL0?

based on