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

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Rb8 draw
3 Rd5 draw
4 Rd6 draw
5 Kc1 loss in 2 half-moves
6 Kc2 loss in 2 half-moves
7 Kc3 loss in 2 half-moves
8 Kd1 loss in 2 half-moves
9 Kd3 loss in 2 half-moves
10 Ke1 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves