Page 20 - 2 over 1 Game Force

Chapter 2: Minor Suit Opening 20

Notrump Responses

1NT responses to 1♣ opening shows 8-10 HCP balanced hand and denies 4-card majors

1NT responses to 1♦ opening shows 6-10 HCP balanced hand and denies 4-card majors

2NT responses to 1♣/1♦ opening shows 11-12 HCP balanced hand and denies 4-card majors
1♣ - 1NT-?

Opener rebids

• 2♣ = 12-15 HCP, 5⁺♣, UNBAL.

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• 2♦ = REV, 16 HCP, 4⁺♦ & 5 ♣
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• 2♥ = REV, 16⁺ HCP, 4⁺ ♥ & 5 ♣
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• 2♠ = REV, 16⁺ HCP, 4⁺ ♠ & 5 ♣
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• 2NT* = 18⁺ HCP, 6⁺ ♣, UNBAL, denies a 2 suit with singleton or void somewhere
• 3♣ = 15-17 HCP, 6⁺ ♣, NF
• 3♦* = 18⁺ HCP, 4⁺ ♦ & 6⁺ ♣, 4 losers

• 3♥* = 18⁺ HCP, 4⁺ ♥ & 6⁺ ♣, 4 losers

• 3♠* = 18⁺ HCP, 4⁺ ♠ & 6⁺ ♣, 4 losers
• 3NT* = SOL 7⁺ ♣, 10-15 HCP

1♣ - 2NT -?

Opener rebids

• 3♣ = 12-13 HCP, 6⁺ ♣, NF
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• 3♦ = REV; 16⁺ HCP, 4⁺ ♦ & 5 ♣
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• 3♥ = REV; 16⁺ HCP, 4⁺ ♥ & 5 ♣
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• 3♠ = REV; 16⁺ HCP, 4⁺ ♠ & 5 ♣
• 3NT = 14-17 HCP, to play
• 4♣* = minorwood 1403

1♦ - 1NT -?

Opener rebids

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• 2♣ = 12-18 HCP, 4 ♣ & 5 ♦
• 2♦ = 12-15 HCP, 5⁺ ♦
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• 2♥ = REV, 16⁺ HCP, 4 ♥ & 5 ♦
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• 2♠ = REV, 16⁺ HCP, 4 ♠ & 5 ♦
• 2NT* = 18⁺ HCP, 6⁺♦, denies second suit, singleton/void somewhere
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• 3♣ = 19⁺ HCP, 4 ♣ & 5 ♦

2 over 1 Game Force | 2D Strong Balanced & Gazzilli