Hafte Tir bombing
E813563
The Hafte Tir bombing was a 1981 terrorist attack in Tehran that killed dozens of senior Iranian officials and became a pivotal event in the early years of the Islamic Republic.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Hafte Tir bombing canonical | 2 |
| Hafte Tir bombing of 28 June 1981 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9657400 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hafte Tir bombing Context triple: [Mohammad Beheshti, victimOf, Hafte Tir bombing]
-
A.
Nyanya bombings
The Nyanya bombings were deadly terrorist attacks near Abuja, Nigeria, in 2014, widely attributed to the Islamist militant group Boko Haram and emblematic of its violent insurgency.
-
B.
La Mon restaurant bombing
The La Mon restaurant bombing was a 1978 Provisional IRA incendiary attack near Belfast that killed 12 people and injured dozens, becoming one of the most notorious atrocities of the Northern Ireland Troubles.
-
C.
Mubi bombings
The Mubi bombings were a series of deadly attacks in the Nigerian town of Mubi, widely attributed to the Islamist militant group Boko Haram and emblematic of the violence during its insurgency.
-
D.
Grdelica train bombing
The Grdelica train bombing was a controversial 1999 NATO airstrike during the Kosovo War in which a passenger train was hit while crossing a bridge in southern Serbia, causing significant civilian casualties.
-
E.
Mai Kadra massacre
The Mai Kadra massacre was a large-scale killing of civilians in the Ethiopian town of Mai Kadra during the early stages of the Tigray War in November 2020, marked by ethnically targeted violence and widespread human rights abuses.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hafte Tir bombing Target entity description: The Hafte Tir bombing was a 1981 terrorist attack in Tehran that killed dozens of senior Iranian officials and became a pivotal event in the early years of the Islamic Republic.
-
A.
Nyanya bombings
The Nyanya bombings were deadly terrorist attacks near Abuja, Nigeria, in 2014, widely attributed to the Islamist militant group Boko Haram and emblematic of its violent insurgency.
-
B.
La Mon restaurant bombing
The La Mon restaurant bombing was a 1978 Provisional IRA incendiary attack near Belfast that killed 12 people and injured dozens, becoming one of the most notorious atrocities of the Northern Ireland Troubles.
-
C.
Mubi bombings
The Mubi bombings were a series of deadly attacks in the Nigerian town of Mubi, widely attributed to the Islamist militant group Boko Haram and emblematic of the violence during its insurgency.
-
D.
Grdelica train bombing
The Grdelica train bombing was a controversial 1999 NATO airstrike during the Kosovo War in which a passenger train was hit while crossing a bridge in southern Serbia, causing significant civilian casualties.
-
E.
Mai Kadra massacre
The Mai Kadra massacre was a large-scale killing of civilians in the Ethiopian town of Mai Kadra during the early stages of the Tigray War in November 2020, marked by ethnically targeted violence and widespread human rights abuses.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
bombing
ⓘ
mass killing ⓘ terrorist attack ⓘ |
| aftermath |
intensified political repression of opposition groups
ⓘ
state funerals for victims ⓘ |
| alsoKnownAs |
Hafte Tir bombing of 28 June 1981
ⓘ
linked to:
Hafte Tir bombing
|
| buildingDestroyed |
Islamic Republican Party headquarters building
ⓘ
linked to:
Islamic Republican Party headquarters
|
| commemoration | annual ceremonies in Iran ⓘ |
| country | Iran ⓘ |
| date | 1981-06-28 ⓘ |
| district |
Hafte Tir Square
ⓘ
linked to:
Haft-e Tir Square
|
| governmentResponse |
expansion of security and intelligence operations
ⓘ
mass arrests of suspected MEK members ⓘ |
| languageOfName | fa ⓘ |
| legalStatus | terrorist act under Iranian law ⓘ |
| location |
Islamic Republican Party headquarters
ⓘ
Tehran ⓘ |
| mediaCoverage | extensive coverage in Iranian state media ⓘ |
| memorial | commemorative events at Hafte Tir Square ⓘ |
| method | explosive device ⓘ |
| motive | opposition to the Islamic Republic of Iran ⓘ |
| numberOfDeaths | 70+ ⓘ |
| numberOfInjured | hundreds ⓘ |
| partOf | early history of the Islamic Republic of Iran ⓘ |
| perpetrator |
People's Mojahedin Organization of Iran
ⓘ
linked to:
People's Mujahedin of Iran
|
| perpetratorIdeology | Islamist–Marxist opposition ⓘ |
| planning | covert infiltration of party headquarters ⓘ |
| politicalContext | power struggle in post-revolutionary Iran ⓘ |
| politicalImpact |
delegitimization of armed opposition groups in official discourse
ⓘ
strengthening of hardline factions within the Islamic Republic ⓘ |
| relatedTo |
Iranian Revolution
ⓘ
Iran–Iraq War ⓘ Iran–MEK conflict ⓘ |
| securityImpact | tightening of security around state institutions in Iran ⓘ |
| significance |
major blow to the Islamic Republican Party leadership
ⓘ
pivotal event in consolidating the Islamic Republic ⓘ |
| target |
Islamic Republican Party leadership
ⓘ
linked to:
Islamic Republican Party
senior Iranian officials ⓘ |
| typeOfTerrorism | domestic terrorism in Iran ⓘ |
| victim |
Islamic Republican Party cadres
ⓘ
linked to:
Islamic Republican Party
Mohammad Beheshti ⓘ judicial officials of the Islamic Republic ⓘ members of parliament ⓘ revolutionary guards present at the meeting ⓘ several cabinet ministers ⓘ |
| year | 1981 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Hafte Tir bombing Description of subject: The Hafte Tir bombing was a 1981 terrorist attack in Tehran that killed dozens of senior Iranian officials and became a pivotal event in the early years of the Islamic Republic.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Hafte Tir bombing