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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Re6 win in 1 half-moves
3 Re7 draw
4 Kd2 loss in 2 half-moves
5 Kd3 loss in 2 half-moves
6 Kd4 loss in 2 half-moves
7 Ke2 loss in 2 half-moves
8 Kef3 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Kf5 loss in 2 half-moves
11 Kff3 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Kg5 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Ke5 loss in 1 half-moves
20 Re5 loss in 1 half-moves