Fix text-field validation for data and annotation properties

[forest-savage1234]

Summary

• Build the text-field entity set from classes, relations, data properties, and annotation properties.
• Add a positive regression using both newly covered property categories.

Closes #89

Validation

• ValidatorTest — 12 passed.
• git diff --check.

Scope notes

The regression fails if either declared property category is omitted from the entity set.