Antecedent (if this happens)
KXPGATOP10-MAST26-NKAT
The Masters: Will Naoyuki Kataoka finish top 10?
Series: KXPGATOP10
Entity: Naoyuki Kataoka
Expiration: 2026-04-13T02:00:00Z
Volume: 1483
YES ask: 0.8000
NO ask: 1.0000
Last: 0.3800
View on Kalshi
Rules
If Naoyuki Kataoka finishes in the top 10 (including ties) in the 2026 The Masters, then the market resolves to Yes.
Consequent (then it means this happened or will happen)
KXPGATOP20-MAST26-NKAT
The Masters: Will Naoyuki Kataoka finish top 20?
Series: KXPGATOP20
Entity: Naoyuki Kataoka
Expiration: 2026-04-13T02:00:00Z
Volume: 3191
YES ask: 0.0800
NO ask: 1.0000
Last: 0.0900
View on Kalshi
Rules
If Naoyuki Kataoka finishes in the top 20 (including ties) in the 2026 The Masters, then the market resolves to Yes.
Confidence: high
Model: claude-sonnet-4-6
Screened: 2026-04-06T08:03:05Z
Reasoning: If Kataoka finishes top 10, he necessarily finishes top 20. The reverse does not hold — top 20 does not guarantee top 10.
Strategy: Buy NO on antecedent + YES on consequent
Yield:
N/A
Cost:
$1.0800
Days to maturity:
N/A
Hurdle yield:
N/A
Excess yield:
N/A