Context: On 4 December 2007 an outbreak of an acute virus-induced flu was reported. This outbreak was compounded by Tristan's lack of suitable and sufficient medical supplies.

Question: what year was a virus induced flu reported?
Answer: 2007

Question: What was reported on December 20, 2004?
Answer: Unanswerable

Question: When was there an outbreak of acute virus-induced flu on the moon?
Answer: Unanswerable

Question: What was in abundance on the island of Tristan?
Answer: Unanswerable

Question: When did the medical supply outbreak occur?
Answer: Unanswerable

Question: When did the Tristan outbreak hit the islands?
Answer: Unanswerable