Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Date | Venue | Score | Result | Competition |
| --- | --- | --- | --- | --- |
| 25 September 2003 | Incheon | 1 goal | 5–0 | 2004 AFC Asian Cup qualification |
| 24 October 2003 | Muscat | 1 goal | 7–0 | 2004 AFC Asian Cup qualification |
| 19 December 2004 | Busan | 1 goal | 3–1 | Friendly match |
| 1 February 2006 | Hong Kong | 1 goal | 1–3 | 2006 Carlsberg Cup |
| 26 May 2006 | Seoul | 1 goal | 2–0 | Friendly match |
| 6 September 2006 | Suwon | 2 goals | 8–0 | 2007 AFC Asian Cup qualification |
| 11 October 2006 | Seoul | 1 goal | 2–1 | 2007 AFC Asian Cup qualification |
| 5 July 2007 | Seoul | 2 goals | 2–1 | Friendly match |
Question:
Which Competition has a Result of 3–1?
Answer:
Friendly match