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 K4b4 draw
3 K4d4 draw
4 K4d5 draw
5 K5b4 draw
6 K5d4 draw
7 K5d5 draw
8 Kb3 draw
9 Kb6 draw
10 Kc3 draw
11 Kc6 draw
12 Kd3 draw
13 Kd6 draw
14 Ra5 draw
15 Rb4 draw
16 Rb6 draw
17 Rb7 draw
18 Rb8 draw
19 Rb1 loss in 1 half-moves
20 Rb3 loss in 1 half-moves