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Sergio Mariotti with the black pieces [X]

move	games	white wins - draws - black wins %
1. e4	57	35.1% 29.8% 35.1%
1. d4	38	26.3% 42.1% 31.6%
1. Nf3	19	36.8% 42.1% 21.1%
1. c4	11	45.5% 45.5%
1. b3	Benko vs S Mariotti, 1982 1-0
1. g4	Skembris vs S Mariotti, 1981 1-0