sentences:  This was only the beginning of the IPKF's three-year campaign to neutralize the LTTE.By the time Jaffna fell, the LTTE had merely exfiltrated out of the town, moving south to the jungles of Vavuniya.Its hardcore fighters moved to the safety of the jungle by skirting the Jaffna coast from Point Pedro to Elephant Pass, sheltered by the criss-cross of waterways in the impenetrable Nittkaikulam jungle.