توقع: Livesport Prague Open: Ayla Aksu vs Sofia Costoulas

Platform comparison

Market context

The underlying event is the second-round WTA match at the Livesport Prague Open between Turkey’s Ayla Aksu and Belgium’s Sofia Costoulas, originally slated for 20 July 2026 but already played on 19 July, where Costoulas won 7–5, 6–2 in the qualifications to advance to the main draw [6][9]. The market’s 100% YES probability implies certainty that Aksu will not advance, which aligns with the fact that Costoulas already defeated her in Prague’s qualifiers and has dominated their head-to-head record.

Historically, Costoulas leads Aksu 3–1 overall and 2–0 on hard courts, including a straight-sets victory in Prague’s qualifiers just days before this scheduled main-draw encounter [1][6]. Their last three meetings all ended in Costoulas wins, with Aksu failing to win a single set in two of them, underscoring a consistent performance gap that makes a reversal highly improbable [1][9]. This pattern mirrors past WTA 125 and ITF clashes where Costoulas’ serve and court positioning neutralised Aksu’s aggression, particularly on hard surfaces.

Traders should monitor official WTA Prague Open main-draw confirmations and any injury updates, though Costoulas’ recent form—25–17 in 2026, 15–5 on hard, and a W75 Kofu title—suggests no immediate vulnerability [6][9]. With the match already played and Costoulas advancing, the settlement is effectively locked unless the tournament overturns the result due to a rules violation, which remains unreported. No new line-up news or suspensions have emerged since the qualifier result [6].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Football-specific comparison page for توقع: Livesport Prague Open: Ayla Aksu vs Sofia Costoulas. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi (US-focused) or Manifold (play-money).

Resolution & payout

Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.

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