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 Rc7 win in 1 half-moves
3 Kc1 draw
4 Kc2 draw
5 Kd1 draw
6 Ke2 draw
7 Rc1 draw
8 Rc2 draw
9 Rg3 draw
10 Rh3 loss in 8 half-moves
11 Ke1 loss in 4 half-moves
12 Kd3 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rf3 loss in 2 half-moves