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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kb4 draw
6 Kb5 draw
7 Kc4 draw
8 Kd4 draw
9 Kd5 draw
10 Kd6 draw
11 Rc1 draw
12 Rc2 draw
13 Rc4 draw
14 Rd3 draw
15 Re3 draw
16 Rf3 draw
17 Rg3 draw
18 Rh3 draw
19 Kb6 loss in 1 half-moves
20 Kc6 loss in 1 half-moves
21 Ra3 loss in 1 half-moves