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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Ka4 draw
3 Rc3 draw
4 Rc7 draw
5 Ka2 loss in 2 half-moves
6 Kb2 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Ra5 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rc1 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Re5 loss in 1 half-moves