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

EGTB: win in 4 half-moves

# move score
1 K2b3 win in 3 half-moves
2 K4b3 win in 3 half-moves
3 Kb2 win in 5 half-moves
4 Rb8 win in 5 half-moves
5 Rc1 win in 5 half-moves
6 Rc2 win in 5 half-moves
7 K2a3 draw
8 K4a3 draw
9 Ka1 draw
10 Ka5 draw
11 Kb1 draw
12 Kb4 draw
13 Kb5 draw
14 Ra8 draw
15 Rc3 draw
16 Rc7 draw
17 Rd8 draw
18 Rh8 draw
19 Rc4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves