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 Ka7 draw
3 Ka8 draw
4 Kb2 draw
5 Kb3 draw
6 Kb7 draw
7 Kc4 draw
8 Kd2 draw
9 Kd3 draw
10 Kd4 draw
11 Ra4 draw
12 Rb4 draw
13 Rc4 draw
14 Rd4 draw
15 Re1 draw
16 Re2 draw
17 Re3 draw
18 Re5 draw
19 Kc2 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Kc8 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves