How many openings that start with b can you name

borg defence 

1. e4 g5

budapest

beapest

benoni

bendaknee

berlin

beerlynnbacon lover's gambit

Baboons' Bananas Defense (aka Polish Opening - Symmetrical Variation) (1. b4 b5)

Baeuerle Gambit (in the French D.) (1. e4 e6 2. d4 b5)

Baker's Defense (1. e4 a6)

Balogh's Defense (1. d4 f5 2. e4 d6)

Banzai-Leong Gambit (in the French D.) (1. e4 e6 2. b4)

Barcza System (1. Nf3 d5 2. g3)

Barnes Opening (1. f3)

Basman's Defense (1. e4 g5)

Basque Opening (1. d4 Nf6 2. b3)

Bavarian Gambit (1. e4 e5 2. c4 d5)

Beefeater, The (aka Dzindzi-Indian) 1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5)

Bellon Gambit (Dutch D.) (1. d4 e6 2. c4 f5 3. e4)

Beucker Gambit (in Modern D.) (1. e4 g6 2. d4 Bg7 3. Bc4 b5)

Beyer Gambit (1. e4 e5 2. d4 d5)

Bielefelder Gambit (in the Nimzovich D.) (1. e4 Nc6 2. d4 e5 3. dxe5 Bc5)

Bird Invitation (in the French D.) (1. e4 e6 2. Bb5)

Bird Opening (1. f4)

Bishop, Queen's, Attack (1. d4 d5 2. Bg5)

Bishop Swap, Extended (in the French D.) (1. e4 e6 2. d4 d5 3. e5 Bd7)

Bishop's Opening (1. e4 e5 2. Bc4)

Black Lion Defense (1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7)

Black Mustang Defense (1. Nf3 Nc6)

Blackburne-Shilling Gambit (in the Italian Game) (1.e4 e5 2.Nf3 Nc6 3.Bc4 Nd4)

Blackmar-Diemer Gambit (1. d4 d5 2. e4)

Blumenfeld Counter Gambit (1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5)

Blunder Opening (a Barnes) (1. f3 e6 2. g4 Qh4#) 

Boehnke Gambit (in Scandinavian D.) (1. e4 d5 2. exd5 e5)

Borg Defense (1. e4 g5)

Bowlder Attack (in Sicilian D.) (1. e4 c5 2. Bc4)

Bradley Beach Variation (in the English) (1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 e4)

Brandics Gambit (in the Nimzovich D.) (1. e4 Nc6 2. d4 d5 3. Nc3 a6)

Bremen System, Carl's (1. c4 e5 2. Nc3 Nf6 3. g3)

Brick (in Sicilian D.) (1. e4 c5 2. Nh3)

Bronstein Gambit (1. d4 Nf6 2. g4)

Brooklyn Retreat (in Alekhine D.) (1. e4 Nf6 2. e5 Ng8)

Brussels Gambit (in the Sicilian D.) (1. e4 c5 2. Nf3 f5)

Buckley Attack (in Alekhine D.) (1. e4 Nf6 2. e5 Nd5 3. Na3)

Bugayev Attack (1. b4 e5 2. a3)

Bull, Wild, Defense (1. e4 Nh6)

Bullfrog Gambit (1. d4 Nf6 2. g4) - another name for the Bronstein Gambit

Buntin Gambit (in Alekhine D.) (1. e4 Nf6 2. e5 Nd5 3. e6) - for players who love to move their e-pawn before developing...

Busch-Gass Gambit (1. e4 e5 2. Nf3 Bc5)

But, WTF Opening - But WTF is this?

There we go, one tidy entry!  

B**** opening

Wait, isn't the Bond Defense simply: 1. e4 e5 2. Qh5 Ne007 3. Qxf007+ Kxf007 when black has a very comfortable advantage?

oh, damn! I didn´t know that there was already an opening called like that.

Buy Lopez

Bicilian

Batalan

Birc

Bitalian

Baro-kann

Bondon

Bueen's Indian

Bueen's Gambit

Bing's Gambit

...

I could go on and on, but I think you see the point.

Brench

Bajdorf

Bragon

Bimzowitch

Bimzo-Indian

Bing's Indian

Bruenfeld

Binglish Opening

Bamiano's Defense

Bhilidor

Bried Liver Attack

Biuoco Piano

Bevan's Gambit

Breco Opening

Beinitz defense

Balekhine Defense

Bandinavian

Banglo-Indian

Beversed Sicilian

Butch

Bwedish

Beti

Bolle

Bungarian

Bukertort

Brob's Atta...

Well, you get the idea

borg defence 

1. e4 g5