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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kab1 draw
5 Kab2 draw
6 Kab3 draw
7 Kc1 draw
8 Kc3 draw
9 Kcb1 draw
10 Kcb2 draw
11 Kcb3 draw
12 Kd1 draw
13 Kd2 draw
14 Kd3 draw
15 Rb4 draw
16 Rf1 draw
17 Rf2 draw
18 Rf3 draw
19 Rf5 draw
20 Rf6 draw
21 Rg4 draw
22 Rh4 draw
23 Rc4 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rf8 loss in 2 half-moves