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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kd1 draw
5 Ke1 draw
6 Ke2 draw
7 Ra3 draw
8 Rc3 draw
9 Rd3 draw
10 Re2 draw
11 Re4 draw
12 Re5 draw
13 Re6 draw
14 Re7 draw
15 Re8 draw
16 Rf3 draw
17 Kc3 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves