Tolong jelaskan mengenai Gold Cup: 33 dari Linfield F.C.

1915/16, 1920/21, 1921/22, 1923/24, 1926/27, 1927/28, 1928/29, 1930/31, 1935/36, 1936/37, 1942/43, 1946/47, 1948/49, 1949/50, 1950/51, 1955/56, 1957/58, 1959/60, 1961/62, 1963/64, 1965/66, 1967/68, 1968/69, 1970/71, 1971/72, 1979/80, 1981/82, 1983/84, 1984/85, 1987/88, 1988/89, 1989/90, 1996/97