Given an open-ended topic (movie name, a persons name, an event, sports, etc) generate a simple trivia-type question.

[Q]: don diego de la vega
[A]: Don Diego de la Vega is the secret name of which Spanish fictional character?


[Q]: cat's eye
[A]: Who invented the road safety feature 'cat's eyes'?


[Q]: bengal
[A]:
The borders of which country which became independent in 1971 were established with the partition of Bengal and India in 1947, when the region became the eastern wing of the newly formed Pakistan?