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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Ka7 win in 5 half-moves
3 Rb8 win in 5 half-moves
4 Rc7 win in 5 half-moves
5 Ka4 draw
6 Ra8 draw
7 Rc1 draw
8 Rc2 draw
9 Rc3 draw
10 Rg8 draw
11 Rh8 draw
12 K5b5 loss in 2 half-moves
13 K5b6 loss in 2 half-moves
14 K6b5 loss in 2 half-moves
15 K6b6 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves