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 Rb4 draw
3 Re5 draw
4 Re6 draw
5 Re7 draw
6 Re8 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 K2a2 loss in 2 half-moves
11 K2a3 loss in 2 half-moves
12 K2c2 loss in 2 half-moves
13 K2c3 loss in 2 half-moves
14 K3a2 loss in 2 half-moves
15 K3a3 loss in 2 half-moves
16 K3c2 loss in 2 half-moves
17 K3c3 loss in 2 half-moves
18 Ka1 loss in 2 half-moves
19 Ka4 loss in 2 half-moves
20 Kb1 loss in 2 half-moves
21 Kb4 loss in 2 half-moves
22 Kc1 loss in 2 half-moves
23 Kc4 loss in 2 half-moves
24 Rc4 loss in 2 half-moves
25 Rd4 loss in 2 half-moves
26 Re1 loss in 2 half-moves
27 Re2 loss in 2 half-moves
28 Re3 loss in 2 half-moves