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

EGTB: win in 2 half-moves

# move score
1 Rd3 win in 1 half-moves
2 Rd4 win in 1 half-moves
3 Rd6 draw
4 Kb5 loss in 2 half-moves
5 Kb6 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kc5 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Ra7 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rd1 loss in 2 half-moves
13 Rd2 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Kd5 loss in 1 half-moves
20 Kd6 loss in 1 half-moves
21 Rd5 loss in 1 half-moves