Yes and no, men are better represented at the extremes on the IQ spectrum, so among the extremely intelligent and the extremely unintelligent there are more men and I think women have a slightly higher average general intelligence overall. But still the spatial intelligence required for chess is probably generally higher in men.
The funny part is that there's no reason to segregate chess by sex unless you accept the premise that men are biologically smarter than women.
Yes and no, men are better represented at the extremes on the IQ spectrum, so among the extremely intelligent and the extremely unintelligent there are more men and I think women have a slightly higher average general intelligence overall. But still the spatial intelligence required for chess is probably generally higher in men.