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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Rd1 win in 3 half-moves
3 Rf6 win in 3 half-moves
4 Ka4 draw
5 Ka5 draw
6 Ka6 draw
7 Kbb4 draw
8 Kbb6 draw
9 Kbc4 draw
10 Kbc6 draw
11 Kcb4 draw
12 Kcb6 draw
13 Kcc4 draw
14 Kcc6 draw
15 Rb1 draw
16 Rc1 draw
17 Re1 draw
18 Rf2 draw
19 Rf7 draw
20 Rf8 draw
21 Kd4 loss in 2 half-moves
22 Kd5 loss in 2 half-moves
23 Kd6 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rh1 loss in 2 half-moves