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 Re1 win in 3 half-moves
3 Rf5 win in 3 half-moves
4 Kc2 win in 5 half-moves
5 Kd2 win in 5 half-moves
6 Kb3 draw
7 Kb4 draw
8 Kb5 draw
9 Kc5 draw
10 Kcc3 draw
11 Kcd4 draw
12 Kd5 draw
13 Kdc3 draw
14 Kdd4 draw
15 Ra1 draw
16 Rc1 draw
17 Rd1 draw
18 Rf6 draw
19 Rf7 draw
20 Rf8 draw
21 Ke2 loss in 2 half-moves
22 Ke3 loss in 2 half-moves
23 Ke4 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rh1 loss in 2 half-moves