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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kb1 draw
5 Kb2 draw
6 Kb3 draw
7 Ra5 draw
8 Rb6 draw
9 Rc5 draw
10 Rd5 draw
11 Rh5 draw
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rg5 loss in 2 half-moves