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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Kd6 draw
7 Kd8 draw
8 Ke6 draw
9 Ke7 draw
10 Ke8 draw
11 Rd5 draw
12 Re1 draw
13 Re2 draw
14 Re3 draw
15 Re4 draw
16 Re6 draw
17 Re7 draw
18 Rf5 draw
19 Rg5 draw
20 Rh5 draw
21 Kc6 loss in 2 half-moves
22 Kc7 loss in 2 half-moves
23 Kc8 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Rb5 loss in 2 half-moves
26 Rc5 loss in 2 half-moves
27 Re8 loss in 2 half-moves