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 Rc6 win in 3 half-moves
5 Ka5 draw
6 Ka6 draw
7 Kaa4 draw
8 Kab4 draw
9 Kb3 draw
10 Kb6 draw
11 Kba4 draw
12 Kbb4 draw
13 Ra1 draw
14 Rb1 draw
15 Rc7 draw
16 Rc8 draw
17 Rh1 draw
18 Kc4 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rd1 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