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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Kcd2 win in 3 half-moves
4 Rb3 win in 3 half-moves
5 Kd3 win in 9 half-moves
6 Ke1 win in 11 half-moves
7 Ke3 win in 11 half-moves
8 Kcd1 draw
9 Ked1 draw
10 Ked2 draw
11 Kf1 draw
12 Kf2 draw
13 Kf3 draw
14 Ra1 draw
15 Rb2 draw
16 Rb4 draw
17 Rb5 draw
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves