Contra
E491817
Contra is a classic run-and-gun action video game, originally released as an arcade title and later popularized on the Nintendo Entertainment System for its cooperative gameplay and high difficulty.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Contra canonical | 9 |
| Capcom's Commando | 1 |
| Contra series | 1 |
| Super Contra | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5079755 — 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: Contra Context triple: [Nintendo Entertainment System, notableGame, Contra]
-
A.
Contra: Hard Corps
Contra: Hard Corps is a fast-paced, side-scrolling run-and-gun shooter in the Contra series, known for its intense difficulty, multiple playable characters, and branching story paths.
-
B.
Contra War
The Contra War was a U.S.-backed insurgency in 1980s Nicaragua in which counterrevolutionary forces fought the leftist Sandinista government that had come to power after the Nicaraguan Revolution.
-
C.
Commander Keen
Commander Keen is a classic early-1990s side-scrolling platform video game series that helped establish id Software’s reputation and popularize PC shareware gaming.
-
D.
Super Pit
The Super Pit is one of Australia’s largest open-cut gold mines, located on the outskirts of Kalgoorlie in Western Australia.
-
E.
Missile Command
Missile Command is a classic 1980 arcade video game in which players defend cities from incoming missile attacks using a set of ground-based counter-missile batteries.
- 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: Contra Target entity description: Contra is a classic run-and-gun action video game, originally released as an arcade title and later popularized on the Nintendo Entertainment System for its cooperative gameplay and high difficulty.
-
A.
Contra: Hard Corps
Contra: Hard Corps is a fast-paced, side-scrolling run-and-gun shooter in the Contra series, known for its intense difficulty, multiple playable characters, and branching story paths.
-
B.
Contra War
The Contra War was a U.S.-backed insurgency in 1980s Nicaragua in which counterrevolutionary forces fought the leftist Sandinista government that had come to power after the Nicaraguan Revolution.
-
C.
Commander Keen
Commander Keen is a classic early-1990s side-scrolling platform video game series that helped establish id Software’s reputation and popularize PC shareware gaming.
-
D.
Super Pit
The Super Pit is one of Australia’s largest open-cut gold mines, located on the outskirts of Kalgoorlie in Western Australia.
-
E.
Missile Command
Missile Command is a classic 1980 arcade video game in which players defend cities from incoming missile attacks using a set of ground-based counter-missile batteries.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
NES game
ⓘ
run-and-gun game ⓘ video game ⓘ |
| audio | chiptune soundtrack ⓘ |
| cheatCodeEffect | 30 extra lives in NES version when Konami Code is used ⓘ |
| controlScheme |
8-way joystick (arcade)
ⓘ
two action buttons (jump and fire) ⓘ |
| developer | Konami ⓘ |
| enemyType |
alien creatures
ⓘ
hostile soldiers ⓘ |
| firstReleasePlatform | Arcade ⓘ |
| firstReleaseRegion | Japan ⓘ |
| gameMode |
multiplayer cooperative
ⓘ
single-player ⓘ |
| genre | run-and-gun ⓘ |
| hasSequel |
Contra III: The Alien Wars
ⓘ
linked to:
Contra: Hard Corps
Super Contra ⓘ
linked to:
Contra
|
| inspiredBy | 1980s action films ⓘ |
| legacy |
considered a classic of the run-and-gun genre
ⓘ
known for the Konami Code on NES version ⓘ |
| NESPortReleaseYear | 1988 ⓘ |
| notableFeature |
boss battles
ⓘ
high difficulty ⓘ one-hit player deaths ⓘ power-up weapons ⓘ pseudo-3D base stages ⓘ side-scrolling stages ⓘ two-player cooperative gameplay ⓘ |
| perspective |
over-the-shoulder pseudo-3D
ⓘ
side view ⓘ |
| platform |
Amstrad CPC
ⓘ
Arcade ⓘ Commodore 64 ⓘ Famicom ⓘ
linked to:
Nintendo Entertainment System
IBM PC ⓘ MSX2 ⓘ
linked to:
MSX computers
Nintendo Entertainment System ⓘ ZX Spectrum ⓘ |
| protagonist |
Bill Rizer
ⓘ
Lance Bean ⓘ |
| publisher | Konami ⓘ |
| regionTitle |
Gryzor (Europe, some home computers)
ⓘ
Probotector (certain European console releases) ⓘ |
| releaseYear | 1987 ⓘ |
| series | Contra series ⓘ |
| setting | futuristic military science fiction world ⓘ |
| visualStyle | 2D sprite-based graphics ⓘ |
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: Contra Description of subject: Contra is a classic run-and-gun action video game, originally released as an arcade title and later popularized on the Nintendo Entertainment System for its cooperative gameplay and high difficulty.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Contra
linked to: Contra