Part-of-Speech Tagging Guidelines for the Penn Treebank ... - IMS
Part-of-Speech Tagging Guidelines for the Penn Treebank ... - IMS
Part-of-Speech Tagging Guidelines for the Penn Treebank ... - IMS
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Forms<strong>of</strong><strong>the</strong>auxiliaryverbsbe,doandhavearetaggedonaparwiththose<strong>of</strong>o<strong>the</strong>rverbs. 4PROBLEMATICCASES 18<br />
NNorDT|seeDTorNN NNorCD|seeCDorNN<br />
NNorJJ|seeJJorNN NNorJJR|seeJJRorNN NNorNNS<br />
Anynounthattriggerssingularagreementonaverbshouldbetaggedassingular,evenifitendsinnal-s. Whe<strong>the</strong>ranounistaggedsingularorpluraldependsnotonitssemanticproperties,butonwhe<strong>the</strong>rit criterionalsoappliestopropernouns. triggerssingularorpluralagreementonaverb.Weillustratethisbelow<strong>for</strong>commonnouns,but<strong>the</strong>same<br />
singular.EXAMPLES:Thegroup/NNhas/*havedisbanded. Ifanounissemanticallypluralorcollective,buttriggerssingularagreement,itshouldbetaggedas EXAMPLE: Linguistics/NNis/*areadiculteld.<br />
doesnotendin-s. On<strong>the</strong>o<strong>the</strong>rhand,ifanountriggerspluralagreementonaverb,itshouldbetaggedasplural,evenifit Thejury/NNis/*aredeliberating.<br />
EXAMPLES:Thefaculty/NNSareonstrike.<br />
usageinaparticulartext.If<strong>the</strong>agreementpatterncannotbedetermined,tagsuchnounsasNNjNNS(see Somenouns,likedata,triggervariablenumberagreement.Suchnounsshouldbetaggedaccordingto<strong>the</strong>ir Thepolice/NNShavearrivedon<strong>the</strong>scene.<br />
Section5.2<strong>for</strong><strong>the</strong>verticalslashconvention).Finally,note<strong>the</strong>followingcontrast: Mechanics/NNisanestablisheddiscipline.<br />
agreementeventhough<strong>for</strong>mallyplural.Suchnounsshouldbetaggedaspluralnoun(NNS). Theonlyexceptionto<strong>the</strong>agreementruleconcernsnounsdenotingamounts,whichtriggersingular Themechanics/NNS<strong>of</strong><strong>the</strong>systemarecomplex.<br />
NNorNP EXAMPLES:Threeyears/NNSisalongtime. Twelveinches/NNSisafoot.<br />
capitalizedaspart<strong>of</strong>areference.Abbreviationsandinitialsshouldbetaggedasif<strong>the</strong>ywerespelledout.<br />
Chapter,Exhibit,Figure,Tableand<strong>the</strong>likeshouldbetaggedascommonnouns(NN)evenwhen
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