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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Kc2 win in 3 half-moves
5 Kc3 win in 3 half-moves
6 Kd4 win in 5 half-moves
7 Rb4 win in 5 half-moves
8 Ka7 draw
9 Kb7 draw
10 Kd2 draw
11 Ra4 draw
12 Rc3 draw
13 Rc5 draw
14 Rc6 draw
15 Rc7 draw
16 Rc8 draw
17 Rd4 draw
18 Re4 draw
19 Rf4 draw
20 Ke2 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Ke4 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rc2 loss in 2 half-moves
25 Rg4 loss in 2 half-moves
26 Rh4 loss in 2 half-moves