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 Rb2 win in 3 half-moves
3 Kb2 win in 7 half-moves
4 Rb1 win in 7 half-moves
5 Rb3 win in 7 half-moves
6 Ka2 draw
7 Ka4 draw
8 Kb3 draw
9 Kc2 draw
10 Kc3 draw
11 Kc4 draw
12 Kd2 draw
13 Ke2 draw
14 Ke3 draw
15 Ra5 draw
16 Rb4 draw
17 Rc5 draw
18 Rg5 draw
19 Kd4 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rd5 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rh5 loss in 2 half-moves