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

EGTB: win in 4 half-moves

# move score
1 K1b2 win in 3 half-moves
2 K3b2 win in 3 half-moves
3 Kb1 win in 3 half-moves
4 Kb3 win in 3 half-moves
5 Rb1 win in 3 half-moves
6 K1a2 win in 7 half-moves
7 Kb4 win in 7 half-moves
8 K3a2 draw
9 Ka4 draw
10 Rc2 draw
11 Rc3 draw
12 Rc4 draw
13 Rc8 draw
14 Rd1 draw
15 Rh1 draw
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves