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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ka4 draw
3 Ka5 draw
4 Kb5 draw
5 Kc4 draw
6 Kc5 draw
7 Ra3 draw
8 Rb2 draw
9 Rf3 draw
10 Rg3 draw
11 Rh3 draw
12 Kc3 loss in 28 half-moves
13 Ka3 loss in 18 half-moves
14 Rc3 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Re3 loss in 2 half-moves