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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kc1 draw
6 Kc3 draw
7 Kcd1 draw
8 Ked1 draw
9 Kf1 draw
10 Ra2 draw
11 Ra6 draw
12 Rc1 draw
13 Rd1 draw
14 Kcd2 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Ked2 loss in 2 half-moves
18 Kf2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Ra8 loss in 2 half-moves