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 Kd1 draw
3 Kd2 draw
4 Kd3 draw
5 Ke1 draw
6 Ke3 draw
7 Kf2 draw
8 Kf3 draw
9 Rc1 draw
10 Rc2 draw
11 Rc4 draw
12 Rc6 draw
13 Rd3 draw
14 Rh3 draw
15 Kf1 loss in 4 half-moves
16 Ra3 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rg3 loss in 2 half-moves