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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Kb4 win in 7 half-moves
3 Rd1 win in 7 half-moves
4 K2b2 draw
5 K2b3 draw
6 K3b2 draw
7 K3b3 draw
8 Ka1 draw
9 Ka4 draw
10 Kb1 draw
11 Rc3 draw
12 Rd2 draw
13 Rd4 draw
14 Rd8 draw
15 Re3 draw
16 Rd5 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves