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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Rd7 win in 1 half-moves
3 Rg3 win in 1 half-moves
4 Rb3 draw
5 K1b1 loss in 2 half-moves
6 K1b2 loss in 2 half-moves
7 K1d1 loss in 2 half-moves
8 K1d2 loss in 2 half-moves
9 K2b1 loss in 2 half-moves
10 K2b2 loss in 2 half-moves
11 K2d1 loss in 2 half-moves
12 K2d2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Kb3 loss in 1 half-moves