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.

[Q]: Context : ``Cha-Ka'' is the first episode of the first season of the 1974 American television series Land of the Lost. 
Question : What is the series that Cha-Ka is a part of?
[A]: series


[Q]: Context : Dennis Abgrall was drafted by the Los Angeles Kings of the NHL in the 1973 NHL Amateur Draft in the fifth round, 70th overall and by the Los Angeles Sharks of the WHA in the 1973 WHA Amateur Draft in the fifth round, 60th overall. 
Question : What team is Dennis Abgrall on?
[A]: drafted by


[Q]: Context : The Girl from U.N.C.L.E. is an American spy-fi TV series that aired on NBC for one season from September 16, 1966 to April 11, 1967. 
Question : Which network is The Girl from U.N.C.L.E. a part of?
[A]:
original network