Given a context passage, generate a question from the passage such that its answer is shortest continous span from the passage.

Example Input: OPS 5112 was launched at 10:34 UTC on 13 May 1978, atop an Atlas E/F carrier rocket with an SGS-1 upper stage.
Example Output: On what date did OPS 5112 launch?

Example Input: NeXTSTEP (also stylized as NeXTstep, NeXTStep, and NEXTSTEP) is a combination of several parts: a Unix operating system based on the Mach kernel, plus source code from BSD Display PostScript and a proprietary windowing engine the Objective-C language and runtime an object-oriented (OO) application layer, including several ''kits'' development tools for the OO layers NeXTSTEP is notable for having been a preeminent implementation of the latter three items.
Example Output: What is the programming language for NeXTSTEP?

Example Input: Ellen Horn (born Stoesen, 1 February 1951 in Montreal, Canada) is a Norwegian actress, theater director, and politician for the Labour Party.
Example Output:
What is the place of birth of Ellen Horn?