How To Use Doubleton In A Sentence
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Can East work out whether West has led from a singleton or a doubleton?
Times, Sunday Times
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Why can't West be leading top of a doubleton club?
Times, Sunday Times
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South would pass with just a doubleton.
Times, Sunday Times
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If declarer believed that Sementa had chosen the unorthodox lead of a low card from a doubleton, he could now have made the contract easily because he had a tenace in diamonds – the eight would force West to cover with the nine, and declarer's six would beat West's three.
Two unorthodox leads
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When leading from a doubleton you must lead top.
Times, Sunday Times
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Initially, the differential sites are classified into singletons, doubletons, or tripletons for each of the six OTUs separately or for the various combinations of the OTUs, as described in Materials and Methods.
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West signaled with the ten to show a doubleton, and East let dummy's king and queen win.
Bridge
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When instead he felled North's doubleton ace, he could not establish the spade suit and eventually finished two down.
Netherlands win at home
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Of these, 75 are singletons, two are doubletons, and one is present in three sequences.
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That might be a singleton or it might be from queen-10 doubleton.
Fourth time lucky
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If the hearts had split 3-3 (or if a defender had held K-Q doubleton), South could have drawn trumps and led to the king of diamonds to take the good hearts.
Bridge
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In a trump contract, the play of a higher card followed by a lower one may be made from a doubleton, indicating a desire to ruff, rather than just from a holding including a high card.
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We excluded singletons and doubletons and compared the following seven sites in order: M1046, M1312, M1414, M4325, A2144, A3203, and A3416.
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His play of ace and another club seemed indicative of just a doubleton.
Times, Sunday Times
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Joe Grue successfully ran the jack of hearts, crossed to the ace of hearts, and led the king of spades in the hope of felling a doubleton jack in the South hand.
Netherlands win at home
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If declarer believed that Sementa had chosen the unorthodox lead of a low card from a doubleton, he could now have made the contract easily because he had a tenace in diamonds – the eight would force West to cover with the nine, and declarer's six would beat West's three.
Two unorthodox leads
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Declarer has to guess whether this is a doubleton or a singleton.
Times, Sunday Times
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Admittedly this is not an easy thing to do holding just a doubleton, especially v a slam.
Times, Sunday Times
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There were two ways in which this might be achieved: South might have a doubleton, or he might have the singleton king.
Tight finish in the English Premier League
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In case East has a doubleton honor or two honors, Cy should play dummy's ace at Trick One.
Bridge
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By taking the ace and 'cashing' the king, she was showing a doubleton.
Bridge
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The difference in sign of Tajima's D for each locus separately suggests a slight excess of singletons and doubletons in the North Carolina population, although this is not significant.
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The appearance of East's doubleton queen was a welcome sight, and all that remained was to resolve the position of the queen of clubs.
The agonies of decision
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Additionally, all singleton, doubleton, and tripleton sites (variants that appear, respectively, only once, twice, or three times in the total sample) were verified by reamplification and resequencing.
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A quatraton is inferred either from the presence of two singletons, no doubletons, and no tripletons or from the presence of no singletons, one doubleton, and no tripletons.
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The distribution of singletons, doubletons (low frequency variants), and other (high frequency) variants among the continents was investigated.
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West led top of her doubleton club, East playing out three top clubs.
Times, Sunday Times
