instruction:
Given a question and a context passage, generate the answer having the word or phrase from the context passage. Here, the answer should be a shortest continous span from the passage.
question:
Context: While performing on her Intimate and Live concert tour in Australia, Minogue confirmed that she would release ''Cowboy Style'' as the fourth single in Australia and New Zealand by Mushroom Records.
Question: Which was the record label for Cowboy Style?
answer:
mushroom records

question:
Context: Ion Assault is a multidirectional shooter video game developed by Coreplay and published by Black Inc. for the Xbox Live Arcade, PlayStation Network, and Microsoft Windows.
Question: Who worked on Ion Assault?
answer:
coreplay

question:
Context: Periodic limb movement disorder (PLMD) is one of the commonest neurological disorders and causes significant disability, if left untreated. However, it is rarely diagnosed in clinical practice, probably due to lack of awareness and/or lack of necessary diagnostic facilities. Restless leg syndrome (RLS), aging, pregnancy, uraemia, iron deficiency, polyneuropathy are some of the common causes of secondary PLMD. Clinical presentation, polysomnographic findings and management of six patients of PLMD have been discussed in this report.
Question: Which deficiency is the cause of restless leg syndrome?
answer:
iron