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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kf6 draw
3 Kg6 draw
4 Kg7 draw
5 Kg8 draw
6 Re5 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Kb2 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Ke8 loss in 2 half-moves
21 Kf8 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Re2 loss in 2 half-moves
27 Re3 loss in 2 half-moves
28 Re6 loss in 2 half-moves
29 Re7 loss in 2 half-moves
30 Re8 loss in 2 half-moves