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 Rc4 win in 3 half-moves
3 Rd4 win in 3 half-moves
4 Re4 win in 3 half-moves
5 Kb7 draw
6 Kb8 draw
7 Kc6 draw
8 Kcc7 draw
9 Kcd8 draw
10 Kd6 draw
11 Kdc7 draw
12 Kdd8 draw
13 Ra4 draw
14 Rf1 draw
15 Rf2 draw
16 Rf3 draw
17 Rf5 draw
18 Ke6 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Ke8 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves