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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Rc5 win in 3 half-moves
4 Rd5 win in 3 half-moves
5 Ka1 draw
6 Ka2 draw
7 Ka3 draw
8 Kb3 draw
9 Kbb1 draw
10 Kbc2 draw
11 Kc3 draw
12 Kcb1 draw
13 Kcc2 draw
14 Kd1 draw
15 Kd2 draw
16 Re5 draw
17 Rf1 draw
18 Rf2 draw
19 Rf3 draw
20 Rf4 draw
21 Rf6 draw
22 Rf7 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh5 loss in 2 half-moves