sentences:  "Terra Nova" was quickly altered to make her ready for an active war zone.The ship's ASROC system was landed and instead two quad Harpoon surface-to-surface missile system was installed.A Mk 15 Phalanx close-in weapon system was placed on the quarterdeck in place of the landed Limbo ASW mortar and two 40 mm/60 calibre Boffin guns were installed in single mounts where the ship's boats were.