“Netherlands wins 2026 World Cup, defeats Portugal in final”

Original source

Netherlands did not win the 2026 FIFA World Cup. Spain were the champions.

Primary evidence source

Impact on track record
FALSE

Brier Index

67.1 → 69.2 (+2.1)

Raw Brier

0.108 → 0.095

Overall rank

14 → 14

Statement context

Public prediction by German mathematician and forecaster Joachim Klement. Strong claim that Netherlands wins the tournament.

Resolution criteria

Netherlands is declared the winner of the 2026 FIFA World Cup, as determined by the official FIFA final match result.

Verification

This resolution was performed by human examination of primary sources against the exact wording of the resolution criteria. The resolver (Tonnis Sebo Anko Douma) takes personal responsibility for the recorded outcome. Full methodological rules are published in the project’s METHODOLOGY.md.

Claim details
Published 25 May 2026
Resolved 19 July 2026
Stated probability 12%
Brier contribution 0.014
Brier Index (this prediction) 88.0
Prediction id pred-2026-05-25-klement-nl-winner
Topic
Winner