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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Ra4 win in 3 half-moves
3 Kb1 win in 5 half-moves
4 Rb5 win in 5 half-moves
5 Rc5 win in 5 half-moves
6 Kb2 win in 9 half-moves
7 Kc2 draw
8 Kcd2 draw
9 Kd1 draw
10 Kd3 draw
11 Kd4 draw
12 Ke2 draw
13 Ke4 draw
14 Ked2 draw
15 Kf2 draw
16 Kf3 draw
17 Kf4 draw
18 Ra1 draw
19 Ra3 draw
20 Ra6 draw
21 Rd5 draw
22 Rh5 draw
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rg5 loss in 2 half-moves