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Categories: 最新レース予想

【フォワ賞2025】凱旋門賞への最終関門！ソシー対ロスアンゼルス、海外ブックメーカーのオッズが示す真の実力者とは？

Analysis by AI

目次

  1. Foy Stakes 2025 Preview: The Ultimate Arc de Triomphe Trial

  2. Foy Stakes 2025: Comprehensive Odds Comparison from 15 Major International Bookmakers

    1. Foy Stakes 2025 Key Bookmaker Odds Comparison Table

  3. Odds Analysis: Unveiling the Power Structure from Bookmaker Evaluations

  4. Favorites Under the Microscope: Elite Contenders Seeking Redemption

    1. Sosie: The Course Specialist Eyeing Redemption
    2. Los Angeles: Ireland’s Arc Aspirant with Top-Level Form

  5. Challengers to the Throne: Ambitious Contenders Ready to Strike

    1. Map Of Stars: The Consistently Reliable Challenger
    2. Almaqam: Britain’s Promising Hope
    3. Byzantine Dream: Japan’s Arc Aspirant with Stamina to Burn

Foy Stakes 2025 Preview: The Ultimate Arc de Triomphe Trial

The Prix de l’Arc de Triomphe, the pinnacle of global flat racing, looms large for Europe’s elite older horses. For those vying for its coveted glory, one final, formidable hurdle stands in their way: the Grand Prix de Paris, more commonly known as the Foy Stakes (G2). Held annually in September at ParisLongchamp Racecourse, this pivotal 2,400-meter turf contest isn’t just a stepping stone; it’s a critical barometer, offering invaluable insights into each contender’s readiness, course suitability, and genuine prospects for Arc glory.

A glance at history underscores the race’s profound importance. In 2019, Waldgeist captured the Foy Stakes before achieving a stunning upset over the legendary Enable in the Arc. Remarkably, only three horses have completed the Foy-Arc double in the same year: Alléfrance (1974), Sagace (1984), and Waldgeist (2019). This rare feat highlights the demanding nature and immense prestige of this trial. As the centerpiece of “Arc Trial Day,” the Foy Stakes serves as the most reliable indicator of what to expect three weeks later in the Qatar Prix de l’Arc de Triomphe, Europe’s biggest racing spectacle, boasting a staggering €5 million prize fund.

Scheduled for September 7, 2025, this year’s Foy Stakes promises a particularly compelling narrative. The field features highly-rated contenders who finished 3rd and 4th in last year’s Arc, poised for a rematch. A formidable Japanese hopeful, aiming to fulfill a long-cherished dream of Arc victory, is also set to challenge, alongside a host of G1 winners and performers from across Europe. Each participant enters with unique aspirations, making this race an indispensable guide for crafting successful Arc betting strategies.

Foy Stakes 2025: Comprehensive Odds Comparison from 15 Major International Bookmakers

The most objective reflection of the international racing landscape’s power dynamics comes from the odds offered by major overseas bookmakers. These figures, a culmination of expert analysis, global betting patterns, and the latest intelligence, dispassionately quantify each horse’s probability of victory. Below, we provide a thorough comparison of odds from 15 leading global betting firms, analyzing the discernible trends in their evaluations. This table is not merely a collection of numbers, but a true representation of how the world assesses the contenders’ strengths.

Foy Stakes 2025 Key Bookmaker Odds Comparison Table

馬名 (Horse Name) Paddy Power William Hill Sky Bet RaceBets Betfair Exchange Bet365 Coral Ladbrokes ソシー (Sosie) 5/2 (3.50) 11/4 (3.75) 9/4 (3.25) 2.7 11/4 (3.75) 9/4 (3.25) 11/4 (3.75) 11/4 (3.75) ロスアンゼルス (Los Angeles) 11/4 (3.75) 3/1 (4.00) 3/1 (4.00) 5.0 3/1 (4.00) 3/1 (4.00) 3/1 (4.00) 3/1 (4.00) マップオブスターズ (Map Of Stars) 5/1 (6.00) 5/1 (6.00) 5/1 (6.00) 5.5 5/1 (6.00) 5/1 (6.00) 5/1 (6.00) 5/1 (6.00) アルマカーム (Almaqam) 11/2 (6.50) 11/2 (6.50) 11/2 (6.50) 6.0 11/2 (6.50) 11/2 (6.50) 11/2 (6.50) 11/2 (6.50) ビザンチンドリーム (Byzantine Dream) 11/2 (6.50) 13/2 (7.50) 6/1 (7.00) 5.0 6/1 (7.00) 6/1 (7.00) 13/2 (7.50) 13/2 (7.50) アローイーグル (Arrow Eagle) 8/1 (9.00) 7/1 (8.00) 7/1 (8.00) 15.0 15/2 (8.50) 7/1 (8.00) 7/1 (8.00) 7/1 (8.00) イレジン (Iresine) 14/1 (15.00) 25/1 (26.00) 25/1 (26.00) 21.0 22/1 (23.00) 25/1 (26.00) 25/1 (26.00) 25/1 (26.00) モンサンミッシェル (Mont St Michel) 50/1 (51.00) 100/1 (101.00) 100/1 (101.00) 101.0 80/1 (81.00) 100/1 (101.00) 100/1 (101.00) 100/1 (101.00) チーキーボーイ (Cheeky Boy) 40/1 (41.00) 66/1 (67.00) 66/1 (67.00) 51.0 66/1 (67.00) 66/1 (67.00) 66/1 (67.00) 66/1 (67.00)

Note: Odds are as of September 6, 2025, and are subject to change. FanDuel Racing, DK Horse, TwinSpires, BetMGM Racebook, and Caesars Racebook primarily focus on the US market and may not offer odds for this specific European race.

Odds Analysis: Unveiling the Power Structure from Bookmaker Evaluations

The comprehensive odds comparison table above reveals a distinct power structure within this year’s Foy Stakes field. The market’s assessment can be broadly categorized into four groups.

Firstly, **Sosie** and **Los Angeles** clearly form the “top two favorites.” The vast majority of leading bookmakers, including Paddy Power and William Hill, have installed these two as first and second favorites, with their odds generally clustered between 3.25 and 4.0. This indicates strong market confidence, primarily stemming from their impressive track records, including high placings in last year’s Arc and significant G1 victories this season.

Immediately behind them is a “strong challenger group,” comprising **Map Of Stars**, **Almaqam**, and **Byzantine Dream**. Their odds are tightly packed in a narrow range of 6.0 to 7.5, suggesting that bookmakers view these three as formidable contenders, capable of pushing the top two. The market perceives a high probability that if any uncertainty arises for the top two, a winner could very likely emerge from this talented trio.

Forming a distinct mid-tier is **Arrow Eagle**. His odds hover around 8.0 to 9.0, placing him a step behind the challenger group but with a clear margin over those further down. While his current four-race winning streak is highly regarded, his limited experience against top-tier G1 horses appears to be a discounting factor for the market.

Finally, the veteran **Iresine**, along with **Mont St Michel** and **Cheeky Boy**, constitute the “long-shot group.” Notably, Iresine, a two-time winner of this very race, sees his odds vary widely from 15.0 to 26.0 among bookmakers, indicating a degree of cautious respect for his past performance. The other two, however, are priced at odds exceeding 100.0, objectively signaling their slim chances of victory in this competitive field.

This odds structure points to a “fragile hierarchy.” While Sosie and Los Angeles are undoubtedly the elite based on their records, the relatively small gap in odds between them and the challenging group is particularly intriguing. This suggests that bookmakers do not place absolute faith in the top two. Reports indicate that both Sosie and Los Angeles delivered “underwhelming performances” in their recent outings, which has cast a subtle shadow over their market valuations. In essence, the current odds reflect not just raw ability but also the “risk” associated with their recent form. This creates a tense race scenario, where even the favorites face scrutiny, hinting at the potential for an upset.

Favorites Under the Microscope: Elite Contenders Seeking Redemption

Let’s delve deeper into the top two contenders, each carrying high expectations and aiming to atone for recent disappointments on their path to the Arc.

Sosie: The Course Specialist Eyeing Redemption

A four-year-old colt by the legendary Sea The Stars, Sosie is trained by French racing maestro André Fabre, who boasts an astonishing 11 victories in the Foy Stakes. Fabre’s unparalleled expertise is a crucial element in understanding this horse’s potential.

Sosie’s paramount strength lies in his exceptional affinity for ParisLongchamp. This season alone, he has demonstrated his class with back-to-back G1 victories at the track in the Prix Ganay and Prix d’Ispahan. Furthermore, his creditable fourth-place finish against a formidable field in last year’s Arc confirms his suitability for the course and distance. This “course specialist” attribute is the primary reason bookmakers have installed him as the clear favorite.

However, a significant question mark hangs over his recent form. In his last start, the Coral-Eclipse Stakes (G1), he disappointingly finished last of six runners, never truly threatening. The Foy Stakes will be decisive in determining whether this was an isolated poor run on unfamiliar British turf or an indicator of declining form. The market’s continued support suggests a strong belief that returning to his home ground at ParisLongchamp will enable him to recapture his best.

Los Angeles: Ireland’s Arc Aspirant with Top-Level Form

From the formidable Irish stable of Aidan O’Brien, Los Angeles is a four-year-old colt sired by Arc winner Camelot. A notable point of interest is the booking of top French jockey Christophe Soumillon, stepping in for the injured regular rider Ryan Moore.

His raw potential might be unmatched in this field. His seasonal highlight was a commanding victory in the Tattersalls Gold Cup (G1) at the Curragh in May. Crucially, he finished a significant third in last year’s Arc, outpacing Sosie by a length and a half. This head-to-head record suggests he possesses an underlying ability superior to that of his main rival.

Yet, like Sosie, Los Angeles arrives with recent form concerns. His last two outings, described as “underwhelming,” saw him finish fifth at Royal Ascot and a well-beaten fourth at the Curragh, defying his favoritism. Reclaiming the dominant form he displayed early in the season will be paramount for his chances of victory.

This clash of favorites presents a classic “course specialist” versus “highest-level proven performer” dynamic. Bookmakers’ slight preference for Sosie, despite Los Angeles’s superior Arc finish and G1 victory, suggests they place a higher value on trainer André Fabre’s unparalleled record in the Foy Stakes, Sosie’s deep familiarity with ParisLongchamp, and his consistent G1 successes at the track. The market appears to believe that Sosie will produce his peak performance on familiar ground.

Challengers to the Throne: Ambitious Contenders Ready to Strike

Waiting in the wings, a group of highly capable challengers are poised to upset the top two. As the odds indicate, the gap in ability between them and the favorites is marginal, suggesting that a favorable race setup could easily lead to a significant upset.

Map Of Stars: The Consistently Reliable Challenger

A four-year-old colt, also by Sea The Stars, Map Of Stars is trained by Francis-Henri Graffard. His hallmark is exceptional consistency, rarely running a bad race regardless of the competition. This season, he proved his G1 caliber by finishing a close second, just a neck behind Sosie, in the Prix Ganay. His last start saw him secure another second place in Germany’s Grosser Preis von Bayern (G1), reinforcing his reliability and ability to perform at the highest level.

Almaqam: Britain’s Promising Hope

Trained by Ed Walker in the UK, this four-year-old colt, by European G1 sire Lope de Vega, has been specifically aimed at the Foy Stakes. He impressed earlier in May with a comfortable G3 victory at Sandown. However, he disappointed in his last outing, the York Stakes (G2), where he failed to live up to market expectations. Despite this, his connections remain highly optimistic, particularly noting his preference for soft ground. Should race day conditions prove favorable, he could be a transformed horse.

Byzantine Dream: Japan’s Arc Aspirant with Stamina to Burn

This four-year-old colt by Epiphaneia makes his eagerly awaited European debut, carrying the long-standing dream of Japanese horsemen to conquer the Arc. His greatest asset is his extraordinary stamina. He demonstrated this by winning the Red Sea Turf Handicap (G2) over 3000m in Saudi Arabia and then finishing a valiant second, just a neck behind the winner, in Japan’s prestigious 3200m Tenno Sho (Spring) (G1). The booking of world-class jockey Oisin Murphy for this race unequivocally signals the seriousness of his connections’ intentions.

Byzantine Dream’s participation fundamentally alters the tactical dynamics of the Foy Stakes. For a horse proven over distances exceeding 3000m, 2400m might feel relatively short. To maximize his immense stamina, a strong, unrelenting pace is crucial. Therefore, jockey Oisin Murphy is expected to either take the lead and dictate a fast tempo or strategically encourage other runners to ensure a genuinely high-paced affair, potentially setting up a stern test for the speedier contenders.

ヤナシ社長(旧：生成系競馬予想)

データ関連企業の社長であり、学生時代にはアルゴリズムコンテストで世界3位に入賞したAI技術者。20年以上にわたり統計解析を競馬予想に応用してきた競馬予測家でもあります。生成系AIを駆使した客観的で革新的な競馬予想を提供し、「生成AI競走馬評価」などのコンテンツを通じて、競馬をより深く楽しめるようサポートしています。

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