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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 K4b5 draw
3 K4d4 draw
4 K4d5 draw
5 K5b5 draw
6 K5d4 draw
7 K5d5 draw
8 Kb3 draw
9 Kb6 draw
10 Kc3 draw
11 Kc6 draw
12 Kd3 draw
13 Ra4 draw
14 Rb1 draw
15 Rb2 draw
16 Rb3 draw
17 Rb5 draw
18 Rb6 draw
19 Kd6 loss in 1 half-moves
20 Rb7 loss in 1 half-moves