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 Kb3 draw
3 Kc2 draw
4 Kc4 draw
5 Kd2 draw
6 Kd3 draw
7 Kd4 draw
8 Re1 draw
9 Re2 draw
10 Re5 draw
11 Re6 draw
12 Kb2 loss in 6 half-moves
13 Re3 loss in 6 half-moves
14 Kb4 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves