吴楚
southern states of Wu and Chu; the middle and lower Yangtze valley
无出其右
matchless; without equal; there is nothing better
无处可寻
cannot be found anywhere (idiom)
三下五除二
three, set five remove two (abacus rule); efficiently; quickly and easily
天低吴楚,眼空无物
the sky hangs low over the Yangtze, empty as far as the eye can see (idiom); nothing to see to the broad horizon