epaminonda bob abbotts masterpiece sadly poorly know pure abstract player game white versus black board somewhat similar brain trainer othelloepaminonda name theban general invent phalanx formation defeat spartan bc term quotphalanxquot game describe connected group piece straight line orthogonally diagonallyepaminondas play x checker board black piece white piece objective piece board opponent rank row close move phalanx capture enemy piecesreimplementscrossing x board

We may earn a small commission when you buy through these links.