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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kc5 draw
6 Ke4 draw
7 Ke5 draw
8 Ke6 draw
9 Rc4 draw
10 Rd1 draw
11 Rd2 draw
12 Rd3 draw
13 Re4 draw
14 Rf4 draw
15 Rg4 draw
16 Rh4 draw
17 Kc4 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ra4 loss in 1 half-moves