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:
| Outcome | Year | Tournament | Partner | Opponent |
| --- | --- | --- | --- | --- |
| Runner-up | 1989.0 | Thailand Open | Razif Sidek | Park Joo-bong Kim Moon-soo |
| Winner | 1991.0 | Swedish Open | Soo Beng Kiang | Jon Holst-Christensen Thomas Lund |
| Runner-up | 1991.0 | Thailand Open | Soo Beng Kiang | Eddy Hartono Rudy Gunawan |
| Winner | 1992.0 | World Cup | Soo Beng Kiang | Ricky Subagja Rexy Mainaky |
| Winner | 1992.0 | U.S. Open | Soo Beng Kiang | Thomas Lund Jens Olsson |
| Winner | 1992.0 | Malaysia Open | Soo Beng Kiang | Chen Kang Chen Hongyong |
| Winner | 1993.0 | Dutch Open | Soo Beng Kiang | Jiang Xin Yu Qi |
| Runner-up | 1993.0 | World Championships | Soo Beng Kiang | Ricky Subagja Rudy Gunawan |
| Winner | 1994.0 | World Cup | Soo Beng Kiang | Rudy Gunawan Bambang Suprianto |
| Winner | 1995.0 | Asian Championships | Yap Kim Hock | Huang Zhanzhong Jiang Xin |
| Runner-up | 1995.0 | Thailand Open | Yap Kim Hock | Jiang Xin Huang Zhanzhong |
| Winner | 1995.0 | World Grand Prix | Yap Kim Hock | Rudy Gunawan Bambang Suprianto |
| Winner | 1996.0 | Malaysia Open | Yap Kim Hock | Choong Tan Fook Lee Wan Wah |
| Runner-up | 1996.0 | All England Open | Yap Kim Hock | Ricky Subagja Rexy Mainaky |
| Runner-up | 1997.0 | World Championships | Yap Kim Hock | Candra Wijaya Sigit Budiarto |
| Winner | 1998.0 | Dutch Open | Choong Tan Fook | Peter Axelsson Pär-Gunnar Jönsson |
| Winner | 1998.0 | Japan Open | Yap Kim Hock | Denny Kantono Antonius Ariantho |
| Winner | 1999.0 | Hong Kong Open | Yap Kim Hock | Sigit Budiarto Halim Haryanto |
| Runner-up | 1999.0 | Chinese Taipei Open | Choong Tan Fook | Denny Kantono Antonius Ariantho |
| Runner-up | 2000.0 | Chinese Taipei Open | Yap Kim Hock | Candra Wijaya Tony Gunawan |
Question:
Who was Choong Tan Fook's opponent in 1999?
Answer:
Denny Kantono Antonius Ariantho