John-Z's Overlay · Trifecta ATM

Sun, May 31

Race 2

Clm 30000n2l

Post: 1:15 · 1m · Dirt · $62K purse · 7 runners

New — Ask Claude Opus about this race Why a horse rates the way it does, what the trifecta ticket means, where the public might be wrong.

Pace shape

7 runners

Contested pace

4 early types — pace should be honest but not crazy. No strong style bias.

4 EP — early/presser 3 P — presser

Projected speed

Trifecta shape

Competitive

Model has no clear edge — every ticket structure is steeply negative-EV. Skip, or treat as an entertainment bet and size accordingly.

1×3×3 key (top pick) on posts 3, 6, 1, 5

The model's most-likely-to-cash structure (informational — not a bet recommendation).

Cost

$6.00

6 combos

Hit prob

6.1%

simulated

Typical payout if hit

$19.17

mean $28.34

Expected ROI

-71.1%

net $-4.26

  • · Most-likely-to-cash structure: 1×3×3 key (top pick) on posts [3, 6, 1, 5] — hits 6.1% of simulated runs
  • · At $6 stake, a typical cash pays ≈ $19 (mean $28; trifecta payoffs are heavy-tailed). Estimated from the public pool, validated against archive payoffs.
  • · Multiple legitimate contenders — model is less concentrated.

A Top picks

3, 6

B Contenders

1, 5, 4

C Value-edge longshots

2, 7

Other ticket structures (5)
Ticket Cost Hit prob Typical payout ROI
3-horse box $6.00 6.2% $15.68 -83%
2×4×4 part wheel $12.00 12.2% $20.21 -69%
1×4×4 key (top pick) $12.00 10.2% $28.00 -69%
1×5×5 key (top pick) $20.00 14.2% $36.70 -66%
2×5×5 part wheel $24.00 20.0% $36.70 -67%

Hit prob is the model's per-race PL distribution. "Typical payout" is the median cash, weighted by the public pool's odds (not the model's own picks) and calibrated to actual historical trifecta payoffs — so it reflects what the tote really pays, not the model's disagreement. Walk-forward backtests show pari-mutuel takeout (~16-26%) is too steep to consistently clear at this data scale — these are tipsheet outputs, not bet recommendations.

Top-4 ITM concentration: 67% · Top 4 cover 2.02 of the 3.00 expected ITM finishers

Field

Click any horse name for the per-horse breakdown (last-10-races chart, SHAP feature contributions, full PP table).

PP Horse ML Pred Close Pred Fig Win ITM% Edge
3APDON'T BE SALTY3.0-12.7-176.618%53%-11%
6APBELLE OFTHE DANCE4.0-13.6-177.818%51%·+0%
1BEPQUINN'S PROMISE1.8-11.9-178.017%49%-42%
5BEPGALATINA6.0-17.2-176.117%49%+12%
4BEPFERMI4.5-16.9-175.511%36%-10%
7CEPSTATE CHARMER10-112-169.810%31%+8%
2CPFRESH OUT15-121-169.510%31%+15%

Sort the table by clicking column headers. Edge = our predicted ITM% minus the public-implied ITM% (live odds when present, ML otherwise); green ▲ ≥ +5pp, red ▼ ≤ −5pp. See How to Use for the math.

Ask Claude Opus

Questions about the model's predictions for Race 2 · Sun, May 31 · Churchill Downs. Powered by Claude Opus 4.7.

Ask anything about the field, the trifecta ticket, or why the model rates a horse the way it does.

Limited to 30 questions per day per visitor. Answers are model-generated and may be incorrect — not betting advice.