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

EGTB: win in 2 half-moves

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