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Acol is the bridge bidding system that, according to The Official Encyclopedia of Bridge, is "standard in British tournament play and widely used in other parts of the world". It is a natural system using four-card majors and, most commonly, a weak no trump.
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Explore the main themes, entities and connections around Acol. Start with the topic map, then use the sections below for research and deeper semantic analysis.
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High-confidence facts extracted from structured source data. Use them as anchors for further research.
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Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.
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hcp suit bid forcing least opening bids hand weak strong game system cards 2nt card opener may 12 points one
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Acol | is a | bridge bidding system that | 0.90 | text |
| Vienna | instance of | unlike some older systems | 0.80 | text |
| which require responder to jump in order to force opener to bid again.It makes extensive use of limit bids | instance of | unlike some older systems | 0.80 | text |
| Stayman | instance of | Simple conventions | 0.80 | text |
| Blackwood | instance of | Simple conventions | 0.80 | text |
| Transfers are included at various stages in the learning process | instance of | Simple conventions | 0.80 | text |
| the Blackwood convention | instance of | but forcing to game.Other common conventionsOther common conventions | 0.80 | text |
| its variants also apply in Acol | instance of | but forcing to game.Other common conventionsOther common conventions | 0.80 | text |
| the Blackwood convention | instance of | Other common conventionsOther common conventions | 0.80 | text |
| its variants also apply in Acol | instance of | Other common conventionsOther common conventions | 0.80 | text |
| exit transfers are described in the transfers section | instance of | Other options | 0.80 | text |
| Acol | related to Alternatives | In | 0.60 | section |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.