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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Ka7 draw
6 Kb2 draw
7 Kb7 draw
8 Kb8 draw
9 Kc2 draw
10 Kc3 draw
11 Kc4 draw
12 Rb4 draw
13 Rc4 draw
14 Rd4 draw
15 Re4 draw
16 Rf1 draw
17 Rf2 draw
18 Rf3 draw
19 Rf5 draw
20 Kb4 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves