A support double, when used, is made when RHO overcalls partner's response, which may show only 4 cards. Here is an example: The double shows exactly 3 ♥s, then opener can decide whether to go on or do something else.
| Attributes | Values |
|---|---|
| rdfs:label |
|
| rdfs:comment |
|
| sameAs | |
| dcterms:subject | |
| dbkwik:bridge/prop...iPageUsesTemplate |
|
| abstract |
|