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

EGTB: draw

# move score
1 Kb1 draw
2 Kb3 draw
3 Kc1 draw
4 Kc3 draw
5 Kd1 draw
6 Kd2 draw
7 Kd3 draw
8 Ke7 draw
9 Ke8 draw
10 Kf7 draw
11 Kg7 draw
12 Kg8 draw
13 Ra2 draw
14 Rb1 draw
15 Rb6 draw
16 Rb7 draw
17 Rb8 draw
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves