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Comparison

Winner: Source B is less manipulative

Source B appears less manipulative than Source A for this narrative.

Topics

London Marathon

Instant verdict

Less biased source: Source B
More emotional framing: Source A
More one-sided framing: Source A
Weaker evidence quality: Source A
More manipulative overall: Source A

Narrative conflict

Source A main narrative

Runners will take to the streets of London to complete the epic 26 mile race.

Source B main narrative

Almost 60,000 will run the streets of London (PA Wire)When is London Marathon 2026?

Conflict summary

Stance contrast: Runners will take to the streets of London to complete the epic 26 mile race. Alternative framing: Almost 60,000 will run the streets of London (PA Wire)When is London Marathon 2026?

Source A stance

Runners will take to the streets of London to complete the epic 26 mile race.

Stance confidence: 53%

Source B stance

Almost 60,000 will run the streets of London (PA Wire)When is London Marathon 2026?

Stance confidence: 56%

Central stance contrast

Stance contrast: Runners will take to the streets of London to complete the epic 26 mile race. Alternative framing: Almost 60,000 will run the streets of London (PA Wire)When is London Marathon 2026?

Why this pair fits comparison

  • Candidate type: Likely contrasting perspective
  • Comparison quality: 65%
  • Event overlap score: 59%
  • Contrast score: 66%
  • Contrast strength: Strong comparison
  • Stance contrast strength: High
  • Event overlap: Story-level overlap is substantial. Headlines describe a close episode.
  • Contrast signal: Stance contrast: Runners will take to the streets of London to complete the epic 26 mile race. Alternative framing: Almost 60,000 will run the streets of London (PA Wire)When is London Marathon 2026?

Key claims and evidence

Key claims in source A

  • Runners will take to the streets of London to complete the epic 26 mile race.
  • The London Marathon 2026 will take place on Sunday, April 26, and will begin at Greenwich and Blackheath, and will end on the Mall, opposite St James’s Park.
  • This year’s wheelchair race will begin at 8.50am, followed by the elite women’s race at 9.05am and the elite men at 9.35am.
  • From around 9.30am to 11.30am a sequence of start waves will take place for mass participation, with short gaps in between to allow the course to clear.

Key claims in source B

  • Almost 60,000 will run the streets of London (PA Wire)When is London Marathon 2026?
  • After that, waves - of which there are 55 - will set off in increments up until 11.30am.
  • As such, the British mantle will be passed over to Mahamed Mahamed and Phil Sesemann, who are the qiuckest of the home cohort in the men’s pen.
  • Charlie Sandison and Alfie Manthorpe, known for their social media content documenting their respective running journeys, will be at the back of the elite group with Manthorpe making his marathon-distance debut.

Text evidence

Evidence from source A

  • key claim
    Runners will take to the streets of London to complete the epic 26 mile race.

    A key claim that anchors the narrative framing.

  • key claim
    The London Marathon 2026 will take place on Sunday, April 26, and will begin at Greenwich and Blackheath, and will end on the Mall, opposite St James’s Park.

    A key claim that anchors the narrative framing.

Evidence from source B

  • key claim
    Almost 60,000 will run the streets of London (PA Wire)When is London Marathon 2026?

    A key claim that anchors the narrative framing.

  • key claim
    After that, waves - of which there are 55 - will set off in increments up until 11.30am.

    A key claim that anchors the narrative framing.

  • selective emphasis
    The 2026 ballot saw 869,803 UK applicants and 264,011 non-UK applicants, meaning that the success rate was just 5 per cent.

    Possible selective emphasis on specific aspects of the story.

Bias/manipulation evidence

How score signals are formed

Bias score signal Bias signal combines framing pressure, emotional wording, selective emphasis, and one-sided narrative markers.
Emotionality signal Emotionality rises when evidence contains emotionally loaded wording and evaluative labels.
One-sidedness signal One-sidedness rises when one frame dominates and alternative interpretations are weakly represented.
Evidence strength signal Evidence strength rises with concrete claims, attributed statements, and verifiable contextual support.

Source A

35%

emotionality: 29 · one-sidedness: 35

Detected in Source A
Emotional reasoning

Source B

26%

emotionality: 25 · one-sidedness: 30

Detected in Source B
framing effect

Metrics

Bias score Source A: 35 · Source B: 26
Emotionality Source A: 29 · Source B: 25
One-sidedness Source A: 35 · Source B: 30
Evidence strength Source A: 64 · Source B: 70

Framing differences

Possible omitted/downplayed context

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