Half-Life 2: Episode One
E1002157
Half-Life 2: Episode One is a first-person shooter expansion to Half-Life 2 that continues Gordon Freeman and Alyx Vance’s story in the aftermath of the Citadel’s collapse.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Half-Life 2: Episode One canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12527079 — 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: Half-Life 2: Episode One Context triple: [Half-Life franchise, hasEntry, Half-Life 2: Episode One]
-
A.
Half-Life 2
Half-Life 2 is a critically acclaimed first-person shooter video game by Valve that continues Gordon Freeman’s story in a dystopian, physics-driven world.
-
B.
Half-Life: Decay
Half-Life: Decay is a cooperative expansion pack for the original Half-Life that follows two scientists at Black Mesa in a parallel storyline to the main game.
-
C.
The Adventures of Alyx
The Adventures of Alyx is a feminist science fiction collection by Joanna Russ centered on the daring, subversive exploits of the time-traveling adventurer Alyx.
-
D.
Portal 2
Portal 2 is a critically acclaimed first-person puzzle-platform video game by Valve, known for its inventive physics-based puzzles, dark humor, and memorable characters.
-
E.
Illadelph Halflife
Illadelph Halflife is a critically acclaimed 1996 hip-hop album by The Roots known for its live-instrumentation sound, socially conscious lyrics, and jazzy, experimental production.
- 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: Half-Life 2: Episode One Target entity description: Half-Life 2: Episode One is a first-person shooter expansion to Half-Life 2 that continues Gordon Freeman and Alyx Vance’s story in the aftermath of the Citadel’s collapse.
-
A.
Half-Life 2
Half-Life 2 is a critically acclaimed first-person shooter video game by Valve that continues Gordon Freeman’s story in a dystopian, physics-driven world.
-
B.
Half-Life: Decay
Half-Life: Decay is a cooperative expansion pack for the original Half-Life that follows two scientists at Black Mesa in a parallel storyline to the main game.
-
C.
The Adventures of Alyx
The Adventures of Alyx is a feminist science fiction collection by Joanna Russ centered on the daring, subversive exploits of the time-traveling adventurer Alyx.
-
D.
Portal 2
Portal 2 is a critically acclaimed first-person puzzle-platform video game by Valve, known for its inventive physics-based puzzles, dark humor, and memorable characters.
-
E.
Illadelph Halflife
Illadelph Halflife is a critically acclaimed 1996 hip-hop album by The Roots known for its live-instrumentation sound, socially conscious lyrics, and jazzy, experimental production.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Half-Life series game
ⓘ
expansion pack ⓘ first-person shooter ⓘ single-player video game ⓘ video game ⓘ |
| AICompanion | Alyx Vance NERFINISHED ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| developer | Valve NERFINISHED ⓘ |
| distribution | digital distribution ⓘ |
| distributionPlatform | Steam NERFINISHED ⓘ |
| featuresCharacter |
Alyx Vance
NERFINISHED
ⓘ
Dog NERFINISHED ⓘ Eli Vance NERFINISHED ⓘ G-Man NERFINISHED ⓘ Gordon Freeman NERFINISHED ⓘ Judith Mossman NERFINISHED ⓘ |
| featuresFaction | Combine NERFINISHED ⓘ |
| followedBy | Half-Life 2: Episode Two NERFINISHED ⓘ |
| follows | Half-Life 2 NERFINISHED ⓘ |
| gameMode | single-player ⓘ |
| genre | first-person shooter ⓘ |
| hasDLC | None ⓘ |
| hasFeature |
AI companion
ⓘ
physics-based gameplay ⓘ puzzle elements ⓘ |
| initialReleaseYear | 2006 ⓘ |
| intendedAs | first of a trilogy of episodic sequels to Half-Life 2 ⓘ |
| language | English ⓘ |
| narrativeTime | after the events of Half-Life 2 ⓘ |
| notableEnemy |
Combine soldier
ⓘ
Headcrab NERFINISHED ⓘ Stalker NERFINISHED ⓘ |
| notableWeapon |
Crowbar
ⓘ
Gravity Gun NERFINISHED ⓘ |
| partOfSeries | Half-Life NERFINISHED ⓘ |
| perspective | first-person ⓘ |
| platform |
Linux
ⓘ
Windows ⓘ
surface form:
Microsoft Windows
Nvidia Shield NERFINISHED ⓘ Sony PlayStation 3 ⓘ
surface form:
PlayStation 3
Xbox 360 NERFINISHED ⓘ macOS ⓘ |
| protagonist |
Alyx Vance
NERFINISHED
ⓘ
Gordon Freeman NERFINISHED ⓘ |
| publisher | Valve NERFINISHED ⓘ |
| releaseDate | 2006-06-01 ⓘ |
| setting |
Citadel
NERFINISHED
ⓘ
City 17 NERFINISHED ⓘ |
| usesEngine | Source engine NERFINISHED ⓘ |
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: Half-Life 2: Episode One Description of subject: Half-Life 2: Episode One is a first-person shooter expansion to Half-Life 2 that continues Gordon Freeman and Alyx Vance’s story in the aftermath of the Citadel’s collapse.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.