Assertion: outline's heading | /r/HasProperty | marked by roman numerals
Facets:
Source sentences:
text: The outline is very detailed and contains a thesis statement, nine main headings marked by Roman numerals, several subheadings, and a conclusion.
text: Containing a thesis statement, nine main headings marked by Roman numerals, several subheadings, and a conclusion, this outline is a great sample to follow for your own argument, either for or against abortion.