Assertion: fortress's line | /r/HasProperty | situated along the top of portsdown hill
Facets:
Source sentences:
text: The city and harbour's most recent comprehensive fortifications were built as a result of the 1859 Royal Commission on the Defence of the United Kingdom and consist of the Palmerston Forts in the Solent, the line of Forts situated along the top of Portsdown Hill, forts in Gosport and the Hilsea Lines.