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Bridge:Conventions

From Tractatus

Contents 1 Opening Conventions 1.1 Two-suited Preempts 1.1.1 Majors 1.1.2 Spades and a Minor 1.1.3 Minors 1.1.4 Diamonds and a Major[1] 1.1.5 Spades, and possibly clubs[2] 1.2 Constructive 1.3 Two-way 1.4 Conventions for Responder 2 Bidding tools 3 Defense 3.1 Defenses against Opponents NT 3.1.1 Constructive defense against weak NT 3.1.2 Destructive defense against strong NT 3.2 Constructive 3.3 Destructive

Opening Conventions

Two-suited Preempts

Majors

• Ekren

Spades and a Minor

• Muiderberg

Minors

• Ivanhoe

Diamonds and a Major[1]

• Frelling 2D

Spades, and possibly clubs[2]

• Frelling 2S

Constructive

• Namyats
• Gambling 3NT

Two-way

• 2D Multi

Conventions for Responder

• Kantar

• Lebel Relay

• Lebensohl

• Drury

• Transfer Walsh

• Puppet Stayman

Bidding tools

• 1430 RKC Blackwood

• Good-Bad 2NT

• Four of a minor ace ask

• Double with a doubleton

Defense

Defenses against Opponents NT

The agreement is that an opening 1NT is considered weak if it can include hands with 13 or fewer high card points.

Constructive defense against weak NT

• Cappelletti

Destructive defense against strong NT

• DONT

Constructive

• Michaels

• Unusual NT

• Ghestem

• Guildenstern Double

Destructive

• Timbuktu

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