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 Ra4 draw
5 Re4 draw
6 Rf5 draw
7 Rf6 draw
8 Rf7 draw
9 Rf8 draw
10 K2b2 loss in 2 half-moves
11 K2b3 loss in 2 half-moves
12 K2d2 loss in 2 half-moves
13 K2d3 loss in 2 half-moves
14 K3b2 loss in 2 half-moves
15 K3b3 loss in 2 half-moves
16 K3d2 loss in 2 half-moves
17 K3d3 loss in 2 half-moves
18 Kb1 loss in 2 half-moves
19 Kb4 loss in 2 half-moves
20 Kc1 loss in 2 half-moves
21 Kc4 loss in 2 half-moves
22 Kd1 loss in 2 half-moves
23 Kd4 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rg4 loss in 2 half-moves
28 Rh4 loss in 2 half-moves