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

EGTB: win in 4 half-moves

# move score
1 Ka3 win in 3 half-moves
2 Ka5 win in 3 half-moves
3 Kb3 win in 3 half-moves
4 Kb5 win in 3 half-moves
5 Rb5 win in 3 half-moves
6 Ka1 draw
7 Ka2 draw
8 Ka6 draw
9 Ka7 draw
10 Kb1 draw
11 Kb7 draw
12 Kc1 draw
13 Kc2 draw
14 Kc3 draw
15 Kc5 draw
16 Kc6 draw
17 Ra4 draw
18 Rc4 draw
19 Rd4 draw
20 Re4 draw
21 Kc7 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves