Text: The Detroit Tigers are an American professional baseball team based in Detroit, Michigan. The Tigers compete in Major League Baseball (MLB) as a member of the American League (AL) Central division. One of the AL's eight charter franchises, the club was founded in Detroit as a member of the minor league Western League in 1894. They are the oldest continuous one name, one city franchise in the AL. The Tigers have won four World Series championships (1935, 1945, 1968, and 1984), 11 AL pennants (1907, 1908, 1909, 1934, 1935, 1940, 1945, 1968, 1984, 2006, 2012), and four AL Central division championships (2011, 2012, 2013, and 2014). The Tigers also won division titles in 1972, 1984, and 1987 as a member of the AL East. The team currently plays its home games at Comerica Park in Downtown Detroit.

Question: have the detroit tigers won a world series?
yes