We would say, okay, well, we can increase this expected value to one, because we're all encountering the situation half the time, so this expected value goes up to 0.5, and now the opponent is getting expected value zero, we're not giving up anything. But if we apply this reasoning regardless of which way this chance node goes, then what that means is our strategy is to always guess tails in both situations. So, in reality, it means that the expected value in this case is one and in this case is one, which means that the expected value is