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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc3 draw
5 Kcc2 draw
6 Kcd1 draw
7 Kd3 draw
8 Kdc2 draw
9 Kdd1 draw
10 Ke1 draw
11 Ke2 draw
12 Ra1 draw
13 Ra2 draw
14 Ra4 draw
15 Rb5 draw
16 Rc5 draw
17 Rd5 draw
18 Re5 draw
19 Rf5 draw
20 Ke3 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh5 loss in 2 half-moves