Wikidata5M-KG: An Open-Domain Knowledge Graph with 4.6 Million Entities

Constructed from Wikipedia and Wikidata, this knowledge graph contains approximately 4.6 million entities and 21 million triples. The dataset was created by Alphonse7 and was last updated on June 22, 2025.

Use Cases

• Knowledge graph completion tasks based on the 20.9 million triples.
• Entity linking and disambiguation using the 4.6 million unique entities.
• Training or evaluating graph neural networks on the provided relation types.
• Semantic search and reasoning over the open-domain factual relationships.

Strengths

• Contains a large scale of 4,665,331 distinct entities.
• Includes 20,987,217 factual triples for modeling relationships.
• Covers a broad set of 810 different relation types.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

Wikipedia and Wikidata

Collection Method

Constructed based on the Wikidata5M dataset.

Freshness

Last updated 2025-06-22 17:45:02; freshness should be verified.