# OCME · Knowledge & practice explorer

302 MKO / 1,441 families / 360 batches / 36,000 questions.

36,000 second-context math/bilingual reviewed; 0 display/symbol-checked candidates. Source questions: candidate. English: ai_candidate. No new proof, Lean, SREG or training.

1 results; page 1/1.

## Question 25499: One Edge Whose Both Endpoints Are Missing Refutes the Candidate

- ID: `q-20261015-advance-20261114-r07-vertex-cover-0049`; number: 25499
- Processing: second_context_reviewed
- MKO: [mko-vertex-cover](/en/mko/mko-vertex-cover/)
- Family: [qf-mod45-vcover-uncovered-edge-witness](/en/explore/?family=qf-mod45-vcover-uncovered-edge-witness)
- Batch: [batch-20261015-advance-20261114-r07-vertex-cover-foundations](/en/explore/?batch=batch-20261015-advance-20261114-r07-vertex-cover-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261114-r07-vertex-cover-0049/) / [Markdown](/en/questions/q-20261015-advance-20261114-r07-vertex-cover-0049/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261114-r07-vertex-cover-0049.json)