<surplus>

<surplus> marks text present in the source which the editor believes to be superfluous or redundant. 11.5.1 Damage, Illegibility, and Supplied Text
Module transcr — 11 Representation of Primary Sources
In addition to global attributes att.editLike (@evidence, @source) (att.dimensions (@unit, @quantity, @extent, @precision, @scope) (att.ranging (@atLeast, @atMost, @min, @max)) ) (att.responsibility (@cert, @resp))
reason indicates the grounds for believing this text to be superfluous.
Status Optional
Datatype 1–∞ occurrences of  

<rng:ref name="data.word"/>
data.word
separated by whitespace
Values any word describing the difficulty, e.g. repeated, interpolated etc.
Used by
model.pPart.transcriptional
May contain
analysis: c cl interp interpGrp m pc phr s span spanGrp w
certainty: certainty precision respons
core: abbr add address bibl biblStruct binaryObject cb choice cit corr date del desc distinct email emph expan foreign gap gloss graphic hi index label lb list listBibl measure measureGrp mentioned milestone name note num orig pb ptr q quote ref reg rs said sic soCalled stage term time title unclear
dictionaries: lang oRef oVar pRef pVar
drama: camera caption castList move sound tech view
figures: figure formula table
gaiji: g
header: biblFull
iso-fs: fLib fs fvLib
linking: alt altGrp anchor join joinGrp link linkGrp seg timeline
msdescription: catchwords depth dim dimensions height heraldry locus locusGrp material msDesc origDate origPlace secFol signatures stamp watermark width
namesdates: addName affiliation bloc country district forename genName geo geogFeat geogName listEvent listNym listOrg listPerson listPlace nameLink offset orgName persName placeName region roleName settlement state surname
spoken: incident kinesic pause shift vocal writing
tagdocs: att classSpec code eg egXML elementSpec gi ident listRef macroSpec moduleRef moduleSpec specDesc specGrp specGrpRef specList tag val
textcrit: app listWit witDetail
transcr: addSpan am damage damageSpan delSpan ex fw handShift restore space subst supplied surplus
verse: caesura rhyme
Declaration 

<rng:element name="surplus">
 <rng:ref name="att.global.attributes"/>
 <rng:ref name="att.editLike.attributes"/>
 <rng:ref name="att.dimensions.attributes"/>
 <rng:ref name="att.ranging.attributes"/>
 <rng:ref name="att.responsibility.attributes"/>
 <rng:optional>
  <rng:attribute name="reason">
   <rng:list>
    <rng:oneOrMore>
     <rng:ref name="data.word"/>
    </rng:oneOrMore>
   </rng:list>
  </rng:attribute>
 </rng:optional>
 <rng:ref name="macro.paraContent"/>
</rng:element>
element surplus
{
   att.global.attributes,
   att.editLike.attributes,
   att.dimensions.attributes,
   att.ranging.attributes,
   att.responsibility.attributes,
   attribute reason { list { data.word+ } }?,
   macro.paraContent
}
Example
I am dr Sr yrs
<surplus reason="repeated">>yrs</surplus>
Sydney Smith