Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Rb5 win in 1 half-moves
5 Rb6 win in 1 half-moves
6 Rb7 win in 1 half-moves
7 Rb8 win in 1 half-moves
8 Ka2 draw
9 Kab2 draw
10 Kc2 draw
11 Kcb2 draw
12 Kd1 draw
13 Kd2 draw