Occurrence of Attributes in Original Text
The text related to the cultural heritage 'Monticello and the University of Virginia in Charlottesville' has mentioned 'Steel' in the following places:
| Occurrence Sentence | Text Source |
|---|---|
| The house at Monticello is intact and unchanged beyond some mid 20th-century physical repairs, which include the insertion of steel beams to support the floors and the addition of temperature and humidity controls. | UNESCO |