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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

Around 1.3 million entered the draw for next year's 26.2 mile (42km) challenge, which will be the first to have two separate runs, on the Saturday and Sunday.

Source B main narrative

The ballot results will be announced by early July.

Conflict summary

Stance contrast: Around 1.3 million entered the draw for next year's 26.2 mile (42km) challenge, which will be the first to have two separate runs, on the Saturday and Sunday. Alternative framing: The ballot results will be announced by early July.

Source A stance

Around 1.3 million entered the draw for next year's 26.2 mile (42km) challenge, which will be the first to have two separate runs, on the Saturday and Sunday.

Stance confidence: 72%

Source B stance

The ballot results will be announced by early July.

Stance confidence: 56%

Central stance contrast

Stance contrast: Around 1.3 million entered the draw for next year's 26.2 mile (42km) challenge, which will be the first to have two separate runs, on the Saturday and Sunday. Alternative framing: The ballot results will be announced by early July.

Why this pair fits comparison

  • Candidate type: Alternative framing
  • Comparison quality: 54%
  • Event overlap score: 33%
  • Contrast score: 71%
  • Contrast strength: Strong comparison
  • Stance contrast strength: High
  • Event overlap: Topical overlap is moderate. Issue framing and action profile overlap.
  • Contrast signal: Stance contrast: Around 1.3 million entered the draw for next year's 26.2 mile (42km) challenge, which will be the first to have two separate runs, on the Saturday and Sunday. Alternative framing: The ballot results wil…

Key claims and evidence

Key claims in source A

  • Around 1.3 million entered the draw for next year's 26.2 mile (42km) challenge, which will be the first to have two separate runs, on the Saturday and Sunday.
  • Picture: Alamy By William Mata Ballot applicants for the 2027 TCS London Marathon will find out today if they have received a place in the first event to be held over two days, next April.
  • Runners will be informed by email on Tuesday, July 9, if they were among the lucky entrants to get a place - but all is not lost if this was not true for you.
  • The 2027 TCS London Marathon will be on Saturday, April 24, and Sunday, April 25.

Key claims in source B

  • The ballot results will be announced by early July.
  • It is free to enter the ballot although if you are given a space you will need to pay a £79.99 entry fee.
  • If you are unsuccessful in both ballots, you will earn a hydration vest worth £100 as a consolation prize.
  • The London Marathon will take place on Saturday 24 and Sunday 25 April, 2027.

Text evidence

Evidence from source A

  • key claim
    Around 1.3 million entered the draw for next year's 26.2 mile (42km) challenge, which will be the first to have two separate runs, on the Saturday and Sunday.

    A key claim that anchors the narrative framing.

  • key claim
    Picture: Alamy By William Mata Ballot applicants for the 2027 TCS London Marathon will find out today if they have received a place in the first event to be held over two days, next April.

    A key claim that anchors the narrative framing.

  • causal claim
    In 2026, a record 59,000 entered the London Marathon and the demand for places led to organisers staging the race over two days for 2027.

    Cause-effect claim shaping how events are explained.

  • selective emphasis
    Tigst Assefa of Ethiopia ran a women's-only world record of 2 hours 15 minutes.

    Possible selective emphasis on specific aspects of the story.

Evidence from source B

  • key claim
    The ballot results will be announced by early July.

    A key claim that anchors the narrative framing.

  • key claim
    It is free to enter the ballot although if you are given a space you will need to pay a £79.99 entry fee.

    A key claim that anchors the narrative framing.

  • selective emphasis
    It is a completely random draw, just like the National Lottery.

    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

33%

emotionality: 29 · one-sidedness: 35

Detected in Source A
confirmation bias

Source B

26%

emotionality: 25 · one-sidedness: 30

Detected in Source B
framing effect

Metrics

Bias score Source A: 33 · 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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