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

EGTB: win in 2 half-moves

# move score
1 Kb3 win in 1 half-moves
2 Rd7 win in 1 half-moves
3 Re4 win in 1 half-moves
4 Rd1 draw
5 Rd2 draw
6 Rd3 draw
7 K4b4 loss in 2 half-moves
8 K4b5 loss in 2 half-moves
9 K5b4 loss in 2 half-moves
10 K5b5 loss in 2 half-moves
11 Ka3 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves