Original sentence: 1931, 1933, 1934, 1936, 1937, 1938, 1947, 1948, 1951, 1954, 1955, 1956, 1957, 1958, 1959, 1966, 1967, 1973, 1974, 1975, 1980, 1981, 1982, 1983, 1987, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2006, 2007,2008,2009.1939, 1940, 1963, 1968, 1971, 1978, 1979, 1989, 1992, 1993, 1994,
Edited sentence: 1931, 1933, 1934, 1936, 1937, 1938, 1947, 1948, 1951, 1954, 1955, 1956, 1957, 1958, 1959, 1966, 1967, 1973, 1974, 1975, 1980, 1981, 1982, 1983, 1987, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2006, 2007, 2008, 2009.1939, 1940, 1963, 1968, 1971, 1978, 1979, 1989, 1992, 1993, 1994