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 Re1 win in 1 half-moves
3 Re8 win in 1 half-moves
4 Kc2 loss in 2 half-moves
5 Kc3 loss in 2 half-moves
6 Kc4 loss in 2 half-moves
7 Kd2 loss in 2 half-moves
8 Kd4 loss in 2 half-moves
9 Ke3 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Ke2 loss in 1 half-moves
21 Re2 loss in 1 half-moves