-snip-
Actually, in sport betting, sometimes last histories doesn't help because the opponent that lost their games might have strengthen themselves to perform well on their next match.
Yes, I just need to see how their strategy is overhauled and I will not always use old data,
but see what are the predictions of the players or strategies that will be applied.
It is also related to luck and if luck is present then some victory will also be obtained,
but when that luck is far away, defeat is in sight.