2.1.247 Part 1 Section 188.8.131.52, rPr (Table Style Conditional Formatting Run Properties)
For additional notes that apply to this portion of the standard, please see the notes for rPr, §184.108.40.206(a) .
a. The standard states that the cs, highlight, oMath, rPrChange, rStyle, and rtl elements are valid children of the rPr element.
Word does not allow these elements to be children of the rPr element.