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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Rb3 win in 3 half-moves
3 Rc3 win in 3 half-moves
4 Rd3 win in 3 half-moves
5 Ka2 draw
6 Kab1 draw
7 Kab2 draw
8 Kb3 draw
9 Kc1 draw
10 Kc3 draw
11 Kcb1 draw
12 Kcb2 draw
13 Kd1 draw
14 Kd2 draw
15 Kd3 draw
16 Re3 draw
17 Rf1 draw
18 Rf2 draw
19 Rf4 draw
20 Rf8 draw
21 Rf5 loss in 2 half-moves
22 Rf6 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rh3 loss in 2 half-moves