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:
| World record | Kenenisa Bekele ( ETH ) | 12:37.35 | Hengelo , Netherlands | 31 May 2004 |
| --- | --- | --- | --- | --- |
| Championship record | Eliud Kipchoge ( KEN ) | 12:52.79 | Paris , France | 31 August 2003 |
| World leading | Kenenisa Bekele ( ETH ) | 12:56.23 | Rome , Italy | 10 July 2009 |
| African record | Kenenisa Bekele ( ETH ) | 12:37.35 | Hengelo, Netherlands | 31 May 2004 |
| Asian record | Saif Saaeed Shaheen ( QAT ) | 12:51.98 | Rome, Italy | 14 July 2006 |
| North American record | Bob Kennedy ( USA ) | 12:58.21 | Zürich , Switzerland | 14 August 1996 |
| South American record | Marílson Gomes dos Santos ( BRA ) | 13:19.43 | Kassel , Germany | 8 June 2006 |
| European record | Mohammed Mourhit ( BEL ) | 12:49.71 | Brussels , Belgium | 25 August 2000 |
Question:
what is 31 may 2004 when 12:37.35 is 13:19.43?
Answer:
8 June 2006