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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Rg4 win in 1 half-moves
4 Kg2 draw
5 Kh2 draw
6 Rd4 draw
7 Rb1 loss in 2 half-moves
8 Rb5 loss in 2 half-moves
9 Rb6 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Rf4 loss in 2 half-moves
14 Rh4 loss in 2 half-moves
15 Ka3 loss in 1 half-moves
16 Ka5 loss in 1 half-moves
17 Kb3 loss in 1 half-moves
18 Kb5 loss in 1 half-moves
19 Kg1 loss in 1 half-moves
20 Rb3 loss in 1 half-moves