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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Ra1 win in 3 half-moves
3 Rb1 win in 3 half-moves
4 Rc5 win in 3 half-moves
5 Rc6 win in 3 half-moves
6 Ka5 win in 5 half-moves
7 Kaa7 draw
8 Kab7 draw
9 Kb6 draw
10 Kba7 draw
11 Kbb7 draw
12 Rc2 draw
13 Rc3 draw
14 Rc4 draw
15 Rc7 draw
16 Rd1 draw
17 Ka8 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Rc8 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
23 Rh1 loss in 2 half-moves
24 Kc7 loss in 1 half-moves