John Henry "Steel" Irons
E665505
John Henry "Steel" Irons is a DC Comics superhero and brilliant engineer who forges a high-tech suit of armor to fight crime in honor of Superman.
All labels observed (6)
| Label | Occurrences |
|---|---|
| John Henry Irons | 6 |
| Steel (John Henry Irons) | 4 |
| John Henry "Steel" Irons canonical | 1 |
| John Henry Irons / Steel | 1 |
| John Henry Irons / Steel by Cress Williams | 1 |
| Steel John Henry Irons | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7442674 — 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: John Henry "Steel" Irons Context triple: [Steel (1997 film), basedOn, John Henry "Steel" Irons]
-
A.
Jack Irons
Jack Irons is an American rock drummer best known as a founding member of the Red Hot Chili Peppers and for his later work with Pearl Jam.
-
B.
Joe Shuster
Joe Shuster was a Canadian-American comic book artist best known as the co-creator of Superman, one of the most iconic superheroes in popular culture.
-
C.
Hardy Justice
Hardy Justice is a film producer best known for his work on the period drama "Stage Beauty."
-
D.
Nick Metropolis
Nick Metropolis was a pioneering physicist and computer scientist known for his work on early computers and the development of the Metropolis algorithm in statistical physics and Monte Carlo methods.
-
E.
Jay Garrick
Jay Garrick is the original Flash, a Golden Age DC Comics superhero known for his super-speed and founding role in early superhero teams.
- 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: John Henry "Steel" Irons Target entity description: John Henry "Steel" Irons is a DC Comics superhero and brilliant engineer who forges a high-tech suit of armor to fight crime in honor of Superman.
-
A.
Jack Irons
Jack Irons is an American rock drummer best known as a founding member of the Red Hot Chili Peppers and for his later work with Pearl Jam.
-
B.
Joe Shuster
Joe Shuster was a Canadian-American comic book artist best known as the co-creator of Superman, one of the most iconic superheroes in popular culture.
-
C.
Hardy Justice
Hardy Justice is a film producer best known for his work on the period drama "Stage Beauty."
-
D.
Nick Metropolis
Nick Metropolis was a pioneering physicist and computer scientist known for his work on early computers and the development of the Metropolis algorithm in statistical physics and Monte Carlo methods.
-
E.
Jay Garrick
Jay Garrick is the original Flash, a Golden Age DC Comics superhero known for his super-speed and founding role in early superhero teams.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
DC Comics superhero
ⓘ
armored superhero ⓘ engineer ⓘ fictional character ⓘ |
| alias | Steel ⓘ |
| alignment | hero ⓘ |
| appearsIn |
Steel (comic book series)
ⓘ
Superman comics ⓘ |
| armorMaterial | high-tech steel alloy ⓘ |
| basedOn |
American folk hero John Henry
ⓘ
linked to:
John Henry
|
| characterType | armored hero without innate superpowers ⓘ |
| costumeFeature | S-shaped Superman emblem on armor ⓘ |
| createdBy |
Jon Bogdanove
ⓘ
Louise Simonson ⓘ |
| debutEra | 1990s ⓘ |
| firstAppearancePublisher | DC Comics ⓘ |
| firstAppearanceWork | The Adventures of Superman #500 ⓘ |
| fullName |
John Henry Irons
ⓘ
linked to:
John Henry "Steel" Irons
|
| genre | superhero fiction ⓘ |
| homeCity | Metropolis ⓘ |
| inspiredBy | Superman ⓘ |
| inUniverseProfession | weapons designer ⓘ |
| medium | comic books ⓘ |
| moralCode | refuses to use lethal force ⓘ |
| motivation |
to honor Superman
ⓘ
to protect Metropolis ⓘ |
| notableAbility |
energy projection via armor
ⓘ
flight via armor ⓘ genius-level engineering intellect ⓘ powered armor-enhanced durability ⓘ powered armor-enhanced strength ⓘ |
| notableStoryline |
Reign of the Supermen!
ⓘ
linked to:
Reign of the Supermen (film)
|
| occupation |
engineer
ⓘ
inventor ⓘ superhero ⓘ |
| publisher | DC Comics ⓘ |
| regret | past work on dangerous weapons ⓘ |
| role | one of the four replacement Supermen after Superman's death ⓘ |
| species | Human ⓘ |
| superheroName | Steel ⓘ |
| teamAffiliation |
Justice League
ⓘ
Superman Family ⓘ Team Superman ⓘ
linked to:
Superman Family
|
| universe | DC Universe ⓘ |
| usesEquipment | powered armor suit ⓘ |
| usesWeapon | steel hammer ⓘ |
| weaponMaterial | steel ⓘ |
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: John Henry "Steel" Irons Description of subject: John Henry "Steel" Irons is a DC Comics superhero and brilliant engineer who forges a high-tech suit of armor to fight crime in honor of Superman.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Steel
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons
linked to: John Henry "Steel" Irons