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

EGTB: win in 10 half-moves

# move score
1 Ra3 win in 9 half-moves
2 Rd7 draw
3 Rd8 draw
4 Rf3 draw
5 Ka3 loss in 2 half-moves
6 Ka5 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kc1 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Ke1 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves