[He gets the gist of the question, it seems, and and his answer is matter-of-fact:]
I thought you were a man.
[But he doesn't seem bothered by the fact that she isn't, at least; he's just sexist enough that he automatically assumes that people who talk like her are men, but isn't so sexist that he's annoyed or offended when they aren't. He also doesn't seem to mind the spinning of the board, and moves his own game piece without missing a beat.]
no subject
I thought you were a man.
[But he doesn't seem bothered by the fact that she isn't, at least; he's just sexist enough that he automatically assumes that people who talk like her are men, but isn't so sexist that he's annoyed or offended when they aren't. He also doesn't seem to mind the spinning of the board, and moves his own game piece without missing a beat.]