(3) Mount #$Vesuvius-Volcano was a #$nonDeliberateActors in the event of its eruption that destroyed Pompeii.
(Mount #$Vesuvius-Volcano; was; a #$nonDeliberateActors in the event of its eruption) (its eruption; destroyed; Pompeii)
Mount #$Vesuvius-Volcano its eruption
was destroyed
a #$nonDeliberateActors in the event of its eruption
Pompeii