\begin{tabular}{l l l l l} Game & Board & Pieces & Branch factor & Space\\ \hline Checkers & 8 \bullet 8 & 32 & 8-20 & 5\cdot10^{20}\\ Chess & 8 \bullet 8 & 32 & 35 & 10^{120}\\ Shogi & 9 \bullet 9 & 40 & 80-150 & 10^{226}\\ Go & 19 \bullet 19 & 381 & 250 & 10^{360}\\ \end{tabular}