Blackmar-Diemer Gambit Declined

9 named lines, ECO D00. The main position arises after1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c5.

Line	Games	White / draw / Black
Brombacher Countergambit D00 · 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c5	78	37%58%
Elbert Countergambit D00 · 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 e5	129	51%43%
Gedult Defense D00 · 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 a6	7	43%57%
Lamb Defense D00 · 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 Nc6	323	50%46%
Langeheinicke Defense D00 · 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 e3	208	45%50%
O'Kelly Defense D00 · 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c6	26	27%62%
Vienna Defense D00 · 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 Bf5	781	52%45%
Weinsbach Defense D00 · 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 e6	312	59%39%
Weinsbach Defense, Pfrang Gambit D00 · 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 e6 5. fxe4	237	62%35%