+
+@node SPV Detail numberFormat Element
+@subsubsection The @code{numberFormat} Element
+
+Parent: @code{setFormat} @*
+Contents: @code{affix}@math{+}
+
+This element appears only in schema version 2.5 and earlier
+(@pxref{SPV Detail visualization Element}). Possibly this element
+could also contain @code{relabel} elements in a more diverse corpus.
+
+This element has the following attributes.
+
+@defvr {Attribute} maximumFractionDigits
+@defvrx {Attribute} minimumFractionDigits
+@defvrx {Attribute} minimumIntegerDigits
+@defvrx {Optional} scientific
+@defvrx {Optional} small
+@defvrx {Optional} suffix
+@defvrx {Optional} useGroupging
+The syntax and meaning of these attributes is the same as on the
+@code{format} element for a numeric format. @pxref{SPV Detail format
+element}.
+@end defvr
+
+@node SPV Detail stringFormat Element
+@subsubsection The @code{stringFormat} Element
+
+Parent: @code{setFormat} @*
+Contents: (@code{affix}@math{+} @math{|} @code{relabel}@math{+})?
+
+This element appears only in schema version 2.5 and earlier
+(@pxref{SPV Detail visualization Element}).
+
+This element has no attributes.
+
+@node SPV Detail dateTimeFormat Element
+@subsubsection The @code{dateTimeFormat} Element
+
+Parent: @code{setFormat} @*
+Contents: empty
+
+This element appears only in schema version 2.5 and earlier
+(@pxref{SPV Detail visualization Element}). Possibly this element
+could also contain @code{affix} and @code{relabel} elements in a more
+diverse corpus.
+
+The following attribute is required.
+
+@defvr {Attribute} baseFormat
+Either @code{dateTime} or @code{time}.
+@end defvr
+
+When @code{baseFormat} is @code{dateTime}, the following attributes
+are available.
+
+@defvr {Attribute} dayOfMonthPadding
+@defvrx {Attribute} dayPadding
+@defvrx {Attribute} dayType
+@defvrx {Attribute} hourFormat
+@defvrx {Attribute} hourPadding
+@defvrx {Attribute} mdyOrder
+@defvrx {Attribute} minutePadding
+@defvrx {Attribute} monthFormat
+@defvrx {Attribute} separatorChars
+@defvrx {Attribute} showDay
+@defvrx {Attribute} showHour
+@defvrx {Attribute} showMinute
+@defvrx {Attribute} showMonth
+@defvrx {Attribute} showSecond
+@defvrx {Attribute} showYear
+@defvrx {Attribute} yearAbbreviation
+The syntax and meaning of these attributes is the same as on the
+@code{format} element when that element's @code{baseFormat} is
+@code{dateTime}. @pxref{SPV Detail format Element}.
+@end defvr
+
+When @code{baseFormat} is @code{time}, the following attributes are
+available.
+
+@defvr {Attribute} hourFormat
+@defvrx {Attribute} hourPadding
+@defvrx {Attribute} minutePadding
+@defvrx {Attribute} monthFormat
+@defvrx {Attribute} separatorChars
+@defvrx {Attribute} showDay
+@defvrx {Attribute} showHour
+@defvrx {Attribute} showMinute
+@defvrx {Attribute} showMonth
+@defvrx {Attribute} showSecond
+@defvrx {Attribute} showYear
+@defvrx {Attribute} yearAbbreviation
+The syntax and meaning of these attributes is the same as on the
+@code{format} element when that element's @code{baseFormat} is
+@code{elapsedTime}. @pxref{SPV Detail format Element}.
+@end defvr
+
+@node SPV Detail affix Element
+@subsubsection The @code{affix} Element
+
+Parent: @code{format} or @code{numberFormat} or @code{stringFormat} @*
+Contents: empty
+
+Possibly this element could have @code{dateTimeFormat} as a parent in
+a more diverse corpus.
+
+This defines a suffix (or, theoretically, a prefix) for a formatted
+value. It is used to insert a reference to a footnote. It has the
+following attributes:
+
+@defvr {Attribute} definesReference
+This specifies the footnote number as a natural number: 1 for the
+first footnote, 2 for the second, and so on.
+@end defvr
+
+@defvr {Attribute} position
+Position for the footnote label. Always @code{superscript}.
+@end defvr
+
+@defvr {Attribute} suffix
+Whether the affix is a suffix (@code{true}) or a prefix
+(@code{false}). Always @code{true}.
+@end defvr
+
+@defvr {Attribute} value
+The text of the suffix or prefix. Typically a letter, e.g.@: @code{a}
+for footnote 1, @code{b} for footnote 2, @enddots{} The corpus
+contains other values: @code{*}, @code{**}, and a few that begin with
+at least one comma: @code{,b}, @code{,c}, @code{,,b}, and @code{,,c}.
+@end defvr
+
+@node SPV Detail relabel Element
+@subsubsection The @code{relabel} Element
+
+Parent: @code{format} or @code{stringFormat} @*
+Contents: empty
+
+Possibly this element could have @code{numberFormat} or
+@code{dateTimeFormat} as a parent in a more diverse corpus.
+
+This specifies how to display a given value. It is used to implement
+value labels and to display the system-missing value in a
+human-readable way. It has the following attributes:
+
+@defvr {Attribute} from
+The value to map. In the corpus this is an integer or the
+system-missing value @code{-1.797693134862316E300}.
+@end defvr
+
+@defvr {Attribute} to
+The string to display in place of the value of @code{from}. In the
+corpus this is a wide variety of value labels; the system-missing
+value is mapped to @samp{.}.
+@end defvr
+
+@node SPV Detail union Element
+@subsubsection The @code{union} Element
+
+Parent: @code{setCellProperties} @*
+Contents: @code{intersect}@math{+}
+
+This element represents a set of cells, computed as the union of the
+sets represented by each of its children.
+
+@subsubheading The @code{intersect} Element
+
+Parent: @code{union} @*
+Contents: @code{where}@math{+} @math{|} @code{intersectWhere}?
+
+This element represents a set of cells, computed as the intersection
+of the sets represented by each of its children.
+
+Of the two possible children, in the corpus @code{where} is far more
+common, appearing thousands of times, whereas @code{intersectWhere}
+only appears 4 times.
+
+Most @code{intersect} elements have two or more children.
+
+@subsubheading The @code{where} Element
+
+Parent: @code{intersect} @*
+Contents: empty
+
+This element represents the set of cells in which the value of a
+specified variable falls within a specified set.
+
+@defvr {Attribute} variable
+The @code{id} of a variable, e.g.@: @code{dimension0categories} or
+@code{dimension0group0map}.
+@end defvr
+
+@defvr {Attribute} include
+A value, or multiple values separated by semicolons,
+e.g.@: @code{0} or @code{13;14;15;16}.
+@end defvr
+
+@subsubheading The @code{intersectWhere}
+
+Parent: @code{intersect} @*
+Contents: empty
+
+The meaning of this element is unknown.
+
+@defvr {Attribute} variable
+@defvrx {Attribute} variable2
+The meaning of these attributes is unknown. In the four examples in
+the corpus they always take the values @code{dimension2categories} and
+@code{dimension0categories}, respectively.
+@end defvr