China Baseball League
Earlier seasons

Year
Winners
Games
Runners-up
Games
2002
Tianjin Lions
1
Beijing Tigers
0
2003
Beijing Tigers
3
Tianjin Lions
2
2004
Beijing Tigers
3
Tianjin Lions
2
2005
Beijing Tigers
2
Tianjin Lions
0
2006
Tianjin Lions
3
Guangdong Leopards
0
2007
Tianjin Lions
3
Guangdong Leopards
1
2008
Tianjin Lions
3
Beijing Tigers
0
2009
Beijing Tigers
1
Guangdong Leopards
0
2010
Guangdong Leopards
2
Beijing Tigers
0
2011
Tianjin Lions
2
Guangdong Leopards
1
2014
Beijing Tigers
2
Tianjin Lions
1
2015
Jiangsu Pegasus
2
Beijing Tigers
0
2016
Tianjin Lions
3
Beijing Tigers
0
2018
Guangdong Leopards
1
Jiangsu Pegasus
0

Question: What happened between Beijing Tigers and Tianjin Lions from 2003 to 2004?
Answer: In the 2004 China Baseball League season, the defending champion Beijing Tigers once again defeated the Tianjin Lions in the best-of-five finals.