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 : Essent is part of RWE AG. Essent has 2.3 million customers for electricity and about 2.0 million for gas.
Answer : RWE
Which company is the parent company of Essent?

Context : George Douglas Crawford, (1939--2002) was a Scottish politician and journalist, educated at Glasgow Academy and St Catharine's College, Cambridge before working as a journalist in London.
Answer : St Catharine's College
Which college or university is related with Douglas Crawford?

Context : The Washington Pavilion of Arts and Science opened in 1999 and houses an art gallery, concert hall, large-format theater, and science museum in Sioux Falls, South Dakota, United States.
Answer : 1999
What year was Washington Pavilion of Arts and Science opened?