Question: What is the second deadliest attack to the Narrow Point Massacre by the IRA in 1978?

Context paragraphs:
Dublin and Monaghan bombings: The Dublin and Monaghan bombings of 17 May 1974 were a series of co-ordinated bombings in Dublin and Monaghan, Ireland.  Three bombs exploded in Dublin during rush hour and a fourth exploded in Monaghan almost ninety minutes later.  They killed 33 civilians and a full-term unborn child, and injured almost 300.  The bombings were the deadliest attack of the conflict known as the Troubles, and the deadliest attack in the Republic's history.  Most of the victims were young women, although the ages of the dead ranged from five months to 80 years.

Turkish Airlines Flight 981: Turkish Airlines Flight 981 was a regularly scheduled flight from Istanbul Yesilköy Airport to London Heathrow Airport with an intermediate stop in Paris at Orly Airport.  On 3 March 1974, the McDonnell Douglas DC-10 operating the flight crashed into the Ermenonville Forest, outside Paris, killing all 346 people on board.  At the time, it was the deadliest plane crash in aviation history.  It still remains the fourth-deadliest plane crash in aviation history, is the deadliest involving a DC-10, the second deadliest with no survivors, the deadliest single-plane crash with no survivors, the deadliest to have occurred on French soil, and the second worst aviation accident in Europe.  The crash was also known as the Ermenonville air disaster, from the forest where the aircraft crashed.

Mekong River massacre: The Mekong River massacre occurred on the morning of 5 October 2011, when two Chinese cargo ships were attacked on a stretch of the Mekong River in the Golden Triangle region on the borders of Myanmar (Burma) and Thailand.  All 13 crew members on the two ships were killed and dumped in the river.  It is the deadliest attack on Chinese nationals abroad in modern times.  In response China temporarily suspended shipping on the Mekong, and reached an agreement with Myanmar, Thailand and Laos to jointly patrol the river.  The event was also the impetus for the Naypyidaw Declaration and other anti-drug cooperation efforts in the region.

Ballygawley bus bombing: The Ballygawley bus bombing was a roadside bomb attack by the Provisional Irish Republican Army (IRA) on a bus carrying British soldiers in Northern Ireland.  It occurred in the early hours of 20 August 1988 in the townland of Curr near Ballygawley, County Tyrone.  The attack killed eight soldiers and wounded another 28.  It was the second-deadliest attack on the British Army in Northern Ireland during the Troubles, after the Warrenpoint ambush of 1979.  In the wake of the bombing the British Army began ferrying its troops in and out of County Tyrone by helicopter.

Warrenpoint ambush: The Warrenpoint ambush or Narrow Water ambush (also called the Warrenpoint massacre or Narrow Water massacre) was a guerrilla attack by the Provisional Irish Republican Army (IRA) on 27 August 1979.  The IRA's South Armagh Brigade ambushed the British Army with two large roadside bombs at Narrow Water Castle (near Warrenpoint) in Northern Ireland.  The first bomb was aimed at a British Army convoy and the second targeted the reinforcements sent to deal with the incident.  IRA volunteers hidden in nearby woodland also allegedly fired on the troops.  The castle is on the banks of the Newry River, which marks the border between Northern Ireland and the Republic of Ireland.

Pelletan Point: Pelletan Point ( ) is a long, narrow point projecting into the head of Flandres Bay 3 miles south of Briand Fjord, on the west coast of Graham Land.  Charted by the French Antarctic Expedition (1903–05) under Charcot, who applied the name "Baie Pelletan" to the indentations north and south of the point here described.  In 1960 the United Kingdom Antarctic Place-Names Committee (UK-APC) transferred the name Pelletan to the point; the two indentations do not together form an identifiable feature and they can be easily described by reference to this point.  Charles-Camille Pelletan (1846–1915) was a French politician and Minister of the Navy, 1902-05.

Passover massacre: The Passover massacre was a suicide bombing carried out by Hamas at the Park Hotel in Netanya, Israel on 27 March 2002, during a Passover seder.  Thirty civilians were killed in the attack and 140 were injured.  It was the deadliest attack against Israelis during the Second Intifada.

2016 Uri attack: The 2016 Uri attack was an attack by four heavily armed terrorists on 18 September 2016, near the town of Uri in the Indian state of Jammu and Kashmir.  It was reported as "the deadliest attack on security forces in Kashmir in two decades".  The militant group Jaish-e-Mohammed is suspected of being involved in the planning and execution of the attack.  At the time of the attack, the Kashmir Valley region was at the centre of unrest, during which 85 civilians were killed and thousands injured in clashes with security forces.

May 2010 Kabul bombing: The May 2010 Kabul bombing occurred on May 18, 2010, in Kabul, Afghanistan.  Eighteen people including five US soldiers and a Canadian soldier were killed and fifty-two were injured when a NATO convoy was targeted by a Taliban suicide attacker.  It was the deadliest attack against NATO forces in Afghanistan since September 2009 when six Italian soldiers were killed by a suicide bomber.  Two full colonels and two lieutenant colonels were killed in this attack making it the deadliest attack against ranking officers in Afghanistan.  With this attack the total number of Americans killed in Afghanistan crossed one thousand.

Battle of El Adde: The Battle of El Adde took place on 15 January 2016.  Al-Shabaab militants launched an attack on a Kenyan-run AMISOM army base in the town of El Adde, Somalia.  It remains the deadliest attack on the AMISOM Peace Support Mission to Somalia and is the Kenya Defence Forces (KDF) largest defeat since independence in 1963.  As such, the Kenyan government has gone to extreme lengths to conceal the extent of its losses.  It has been described by the media as a "military massacre" or military disaster.  It was also the largest military defeat in Kenyan history.

Supporting paragraphs: Ballygawley bus bombing Warrenpoint ambush
Answer: Ballygawley bus bombing