You will be given a definition of a task first, then some input of the task.
Given a context passage, generate a question from the passage such that its answer is shortest continous span from the passage.

This article explains what methicillin-resistant Staphylococcus aureus (MRSA) is, how it is spread and what the real challenges are in healthcare settings in the UK. It explores the different strains of MRSA and points out the main ways to control their spread. It is intended to be a reference source for all nurses.
Output:
What is MRSA?