♟ Chess Helper
Openings
Blackmar-Diemer Gambit: Zeller Defense, Soller Attack
1. d4 d5 2. e4 dxe4 3. Nc3 Bf5 4. f3 Nf6 5. Bc4
8
7
6
5
4
3
2
1
a
b
c
d
e
f
g
h
◀
▶