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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Ka1 draw
3 Ka3 draw
4 Ka5 draw
5 Ka6 draw
6 Ka7 draw
7 Kb1 draw
8 Kb2 draw
9 Kb3 draw
10 Kb5 draw
11 Kb7 draw
12 Kc5 draw
13 Kc6 draw
14 Kc7 draw
15 Ra4 draw
16 Rc4 draw
17 Rd4 draw
18 Rh4 draw
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves