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

EGTB: win in 4 half-moves

# move score
1 Ka2 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Rc2 win in 3 half-moves
4 Rc3 win in 3 half-moves
5 Rc5 win in 3 half-moves
6 Ka6 win in 7 half-moves
7 Kb6 win in 7 half-moves
8 K3a4 draw
9 K3b4 draw
10 K5a4 draw
11 K5b4 draw
12 Kb3 draw
13 Kb5 draw
14 Ra1 draw
15 Rb1 draw
16 Rc4 draw
17 Rd1 draw
18 Re1 draw
19 Rf1 draw
20 Rc6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves