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

EGTB: win in 4 half-moves

# move score
1 Ka2 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Rc2 win in 3 half-moves
4 Rc3 win in 3 half-moves
5 Rc4 win in 3 half-moves
6 Ka5 draw
7 Ka6 draw
8 Kaa4 draw
9 Kab4 draw
10 Kb3 draw
11 Kb6 draw
12 Kba4 draw
13 Kbb4 draw
14 Kc4 draw
15 Kc5 draw
16 Kc6 draw
17 Ra1 draw
18 Rb1 draw
19 Rc5 draw
20 Rd1 draw
21 Rh1 draw
22 Rc6 loss in 2 half-moves
23 Rc7 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rg1 loss in 2 half-moves