Assertion: castle's defence | /r/HasProperty | needed
Facets:
Source sentences:
text: In the aftermath of the attack, it became clear that the city’s existing defences weren’t effective and therefore, a stronger defensive centre was needed.
text: It was later thought by some engineers that a simple entrenchment would suffice or that no inner defence was necessary; the issue remained a debating point for some decades.
text: In the aftermath of the attack, it became clear that the city’s existing defences weren’t effective and therefore, a stronger defensive centre was needed.