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

EGTB: win in 4 half-moves

# move score
1 K6b6 win in 3 half-moves
2 K7b7 win in 3 half-moves
3 Rb1 win in 3 half-moves
4 K6b7 win in 5 half-moves
5 K7b6 win in 5 half-moves
6 Kb5 win in 5 half-moves
7 Kb8 win in 5 half-moves
8 Ra1 win in 5 half-moves
9 Ka5 draw
10 Ka8 draw
11 Rc2 draw
12 Rc3 draw
13 Rc4 draw
14 Rc5 draw
15 Rd1 draw
16 Re1 draw
17 Rc6 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves