Take context from the input text and decide on the accurate relationship between 'Quentin Purdy' and 'District Judge' from the options provided.
Options: position held, chief executive officer, location of formation, publisher

But District Judge Quentin Purdy rejected the application, saying he did not think expert evidence would be relevant to what he had to decide - which was not the facts of the case but rather whether the U.S. charges would also be offences under English law.
position held