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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 K3b3 win in 5 half-moves
3 K4b4 win in 5 half-moves
4 Ka2 win in 5 half-moves
5 Rb1 win in 5 half-moves
6 Rc2 win in 5 half-moves
7 K4b3 win in 7 half-moves
8 K3b4 draw
9 Ka5 draw
10 Kb5 draw
11 Ra1 draw
12 Rc3 draw
13 Rc7 draw
14 Rc8 draw
15 Rd1 draw
16 Rh1 draw
17 Rc4 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rg1 loss in 2 half-moves