Input (grade 3): In algebraic notation the white pawns start on a2, b2, c2,..., h2, while the black pawns start on a7, b7, c7,..., h7.
Output (grade 3): In algebraic chess notation the white pawns start on a2, b2, c2,..., h2, while the black pawns start on a7, b7, c7,..., h7.