Courier chess

abcdefghijkl
8a8 black rookb8 black knightc8 B dd8 black bishope8 black upside-down kingf8 black kingg8h8 black fooli8 black bishopj8 B dk8 black knightl8 black rook8
7a7b7 black pawnc7 black pawnd7 black pawne7 black pawnf7 black pawng7h7 black pawni7 black pawnj7 black pawnk7 black pawnl77
6a6b6c6d6e6f6g6 black queenh6i6j6k6l66
5a5 black pawnb5c5d5e5f5g5 black pawnh5i5j5k5l5 black pawn5
4a4 white pawnb4c4d4e4f4g4 white pawnh4i4j4k4l4 white pawn4
3a3b3c3d3e3f3g3 white queenh3i3j3k3l33
2a2b2 white pawnc2 white pawnd2 white pawne2 white pawnf2 white pawng2h2 white pawni2 white pawnj2 white pawnk2 white pawnl22
1a1 white rookb1 white knightc1 B ld1 white bishope1 white upside-down kingf1 white kingg1h1 white fooli1 white bishopj1 B lk1 white knightl1 white rook1
abcdefghijkl
Courier chess position after traditional starting moves (medieval rules)

Courier chess is a chess variant that dates from the 12th century and was popular for at least 600 years. It was a part of the slow evolution towards modern chess from Medieval Chess.