Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

Context : Swiss Private Aviation AG was a fully owned subsidiary of Swiss International Air Lines providing executive jet services as well as aircraft management and commercial charter services on behalf of its parent company. 
Answer : Swiss International Air Lines
What is Swiss Private Aviation's parent company?

Context : Scattergood Pulls the Strings is a 1941 American comedy film directed by Christy Cabanne and written by Christy Cabanne and Bernard Schubert. 
Answer : Christy Cabanne
What was the name of the director for Scattergood Pulls the Strings?

Context : The fictional Porthos is very loosely based on the historical musketeer Isaac de Porthau. 
Answer : Isaac de Porthau

Which is the basis of Porthos?