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.
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Question: Context : Virtutech was founded in 1998 as a spin-off from the Swedish Institute of Computer Science (SICS), in Stockholm, Sweden. 
Question : What company is Virtutech part of?

Answer: parent company


Question: Context : According to Jane Shelley, Mary Shelley had asked to be buried with her mother and father; but Percy and Jane, judging the graveyard at St Pancras to be ``dreadful'', chose to bury her instead at St Peter's Church, Bournemouth, near their new home at Boscombe. 
Question : What city is Mary Shelley from?

Answer: residence


Question: Context : We Didn't Mean to Go to Sea is the seventh book in Arthur Ransome's Swallows and Amazons series of children's books. 
Question : What is the series called that We Didn't Mean to Go to Sea belongs to?

Answer:
series