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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ka2 draw
3 Kc1 draw
4 Kc2 draw
5 Ra4 draw
6 Rh4 draw
7 Kb1 loss in 20 half-moves
8 Rg4 loss in 18 half-moves
9 Rb3 loss in 16 half-moves
10 Rf4 loss in 16 half-moves
11 Ka1 loss in 10 half-moves
12 Ka3 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves