Task: Question Generation
Input (English): Context : Lady Seated at a Virginal, also known as Young Woman Seated at a Virginal, is a genre painting created by Dutch artist Johannes Vermeer in about 1670--72 and now in the National Gallery, London. 
Subject : Lady Seated at a Virginal 
Relation : collection
Output (English): What is the name of the place where Lady Seated at a Virginal can be found?