Pair #456

Antecedent (if this happens)

KXATPMATCH-26MAR18TSIFER-TSI

Will Stefanos Tsitsipas win the Tsitsipas vs Fery : Round Of 128 match?

Series: KXATPMATCH
Entity: Stefanos Tsitsipas
Expiration: 2026-03-19T02:00:00Z
Volume: 15464

YES ask: 0.7100
NO ask: 0.3000
Last: 0.7100

View on Kalshi

Rules If Stefanos Tsitsipas wins the Tsitsipas vs Fery professional tennis match in the 2026 ATP Miami Round Of 128 after a ball has been played, then the market resolves to Yes.
Consequent (then it means this happened or will happen)

KXFOMEN-26-TSI

Will Stefanos Tsitsipas win the French Open?

Series: KXFOMEN
Entity: Stefanos Tsitsipas
Expiration: 2026-06-10T17:00:00Z
Volume: 32808

YES ask: 0.0100
NO ask: 1.0000
Last: 0.0100

View on Kalshi

Rules If Stefanos Tsitsipas wins the 2026 Men's French Open professional tennis tournament, then the market resolves to Yes.
LLM Screening

Confidence: none
Model: claude-sonnet-4-6
Screened: 2026-03-18T08:09:58Z

Reasoning: The French Open and the Miami Open Round of 128 match are entirely separate events. Winning one does not logically necessitate winning the other in either direction.

Strategy: Buy NO on antecedent + YES on consequent
Yield: N/A
Cost: $0.3100
Days to maturity: N/A
Hurdle yield: N/A
Excess yield: N/A

Human Review

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