Shanghai
E393290
Shanghai is a major Ethereum network upgrade that introduced key changes such as enabling staked ETH withdrawals and improving the protocol’s efficiency and flexibility.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Shanghai canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3524644 — 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: Shanghai Context triple: [Ethereum blockchain, networkUpgrade, Shanghai]
-
A.
Shanghai
Shanghai is a major global financial hub and China’s largest city, known for its modern skyline, historic waterfront, and role as a center of international business and trade.
-
B.
Beijing
Beijing is the capital city of China, a major political, cultural, and economic center known for its rich history and rapid modern development.
-
C.
Tianjin
Tianjin is a major port city and industrial hub in northern China, located near Beijing along the Bohai Sea.
-
D.
Guangzhou
Guangzhou is a major port city in southern China and the capital of Guangdong Province, known as a key commercial and manufacturing hub in the Pearl River Delta.
-
E.
Wuhan
Wuhan is a major city in central China, known as a key industrial, commercial, and transportation hub located at the confluence of the Yangtze and Han rivers.
- 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: Shanghai Target entity description: Shanghai is a major Ethereum network upgrade that introduced key changes such as enabling staked ETH withdrawals and improving the protocol’s efficiency and flexibility.
-
A.
Shanghai
Shanghai is a major global financial hub and China’s largest city, known for its modern skyline, historic waterfront, and role as a center of international business and trade.
-
B.
Beijing
Beijing is the capital city of China, a major political, cultural, and economic center known for its rich history and rapid modern development.
-
C.
Tianjin
Tianjin is a major port city and industrial hub in northern China, located near Beijing along the Bohai Sea.
-
D.
Guangzhou
Guangzhou is a major port city in southern China and the capital of Guangdong Province, known as a key commercial and manufacturing hub in the Pearl River Delta.
-
E.
Wuhan
Wuhan is a major city in central China, known as a key industrial, commercial, and transportation hub located at the confluence of the Yangtze and Han rivers.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Ethereum network upgrade
ⓘ
hard fork ⓘ |
| affects |
Ethereum blockchain
ⓘ
surface form:
Ethereum mainnet
Ethereum validators ⓘ liquid staking protocols ⓘ staking service providers ⓘ |
| alsoKnownAs | Shapella ⓘ |
| Capella | consensus layer upgrade ⓘ |
| category | blockchain protocol upgrade ⓘ |
| chain | Ethereum execution layer ⓘ |
| coordinatedWith | Capella ⓘ |
| designedFor | post-Merge Ethereum ⓘ |
| EIP-3651Purpose | optimize gas costs for accessing COINBASE address ⓘ |
| EIP-3855Purpose | introduce PUSH0 instruction ⓘ |
| EIP-3860Purpose | limit and meter initcode ⓘ |
| EIP-4895Purpose | enable validator withdrawals from the Beacon Chain ⓘ |
| EIP-6049Purpose | deprecate SELFDESTRUCT opcode ⓘ |
| enables |
full withdrawals of staked ETH
ⓘ
partial withdrawals of staked ETH ⓘ staked ETH withdrawals ⓘ |
| goal |
improve user access to staked ETH
ⓘ
refine gas accounting and opcode behavior ⓘ |
| governanceProcess | Ethereum Improvement Proposal process ⓘ |
| hasMainFeature | withdrawals of consensus-layer staked ETH to execution layer ⓘ |
| impact |
changes validator exit and withdrawal mechanics
ⓘ
reduces certain gas costs ⓘ unlocks liquidity for ETH stakers ⓘ |
| improves |
protocol efficiency
ⓘ
protocol flexibility ⓘ |
| includes |
EIP-3651
ⓘ
EIP-3855 ⓘ EIP-3860 ⓘ EIP-4895 ⓘ EIP-6049 ⓘ |
| network |
Ethereum blockchain
ⓘ
surface form:
Ethereum
|
| partOf |
Ethereum consensus layer
ⓘ
surface form:
Ethereum protocol
|
| precedes |
Ethereum hard fork
ⓘ
surface form:
Ethereum Cancun upgrade
|
| relatedTo |
The Merge
ⓘ
surface form:
Ethereum Merge
Ethereum staking ⓘ |
| requires | validator withdrawal credentials update for some validators ⓘ |
| scope |
Ethereum blockchain
ⓘ
surface form:
global Ethereum network
|
| securityConsideration | affects validator withdrawal credentials ⓘ |
| status | activated ⓘ |
| triggered | client software upgrades across the network ⓘ |
| upgradeType | execution layer upgrade ⓘ |
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: Shanghai Description of subject: Shanghai is a major Ethereum network upgrade that introduced key changes such as enabling staked ETH withdrawals and improving the protocol’s efficiency and flexibility.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.