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

EGTB: win in 6 half-moves

# move score
1 Kb4 win in 5 half-moves
2 K5b5 draw
3 K5b6 draw
4 K6b5 draw
5 K6b6 draw
6 Ka4 draw
7 Ka7 draw
8 Kb7 draw
9 Ra1 draw
10 Rb1 draw
11 Rc2 draw
12 Rc3 draw
13 Rc4 draw
14 Rc8 draw
15 Rd1 draw
16 Rh1 draw
17 Rc5 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc7 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