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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc3 draw
5 Kcc2 draw
6 Kcd2 draw
7 Kd1 draw
8 Kdc2 draw
9 Kdd2 draw
10 Ke2 draw
11 Ke3 draw
12 Ra4 draw
13 Rc4 draw
14 Rg1 draw
15 Rg2 draw
16 Rg3 draw
17 Rg8 draw
18 Rh4 draw
19 Kc4 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rg7 loss in 2 half-moves