Practical Eval Lab · saved experiment

extraction · baseline → improved

8/10 passed (80.0%) · change +50.0% · 0 regressions

holdout · 2026-10-01T20:51:14.683451+00:00 · 1 trial(s)

overall: PASS

Teaching data; results describe these cases only. Candidate kind: local_rules. Imported reports are user-supplied evidence, not authenticated measurements. Review inputs and outputs before sharing.

Measurements and reproducibility
{
  "checks": {
    "json_object": {
      "passed": 10,
      "total": 10,
      "rate": 1.0
    },
    "schema": {
      "passed": 10,
      "total": 10,
      "rate": 1.0
    },
    "field:order_id": {
      "passed": 10,
      "total": 10,
      "rate": 1.0
    },
    "field:quantity": {
      "passed": 8,
      "total": 10,
      "rate": 0.8
    },
    "field:item": {
      "passed": 8,
      "total": 10,
      "rate": 0.8
    },
    "field:priority": {
      "passed": 10,
      "total": 10,
      "rate": 1.0
    }
  },
  "measurements": {},
  "candidate_latency_ms": {
    "median": 0.005,
    "p95": 0.012
  },
  "usage": {},
  "usage_coverage": 0,
  "trial_scores": [
    0.8
  ],
  "unstable_cases": 0
}

Dataset 6d0b67864847a451dbbac3bf6491035a711177f22883b6f77d54c2722cb61c03
Grader 7f4a79e5cafae9bdeef6d464191795315b45e142b4ddfb450f758a0b919e8d4c

{
  "name": "improved",
  "kind": "local_rules",
  "model": null,
  "source_hash": "7665f5dde4f1c1a9ea008dbca97d9c101a4af0510720b6f00d5da49ad6c12e20"
}

Case results

extract-holdout-01 · PASS

typical

Input and reference
Order S-922: 6 monitors.

Reference

{
  "order_id": "S-922",
  "quantity": 6,
  "item": "monitor",
  "priority": "normal"
}

Before

{
  "order_id": "S-922",
  "quantity": 6,
  "item": "monitor",
  "priority": "normal"
}

Output

{
  "order_id": "S-922",
  "quantity": 6,
  "item": "monitor",
  "priority": "normal"
}
Grader checks
PASS json_object: Output must be a JSON object.
PASS schema: Check required fields and types; a boolean is not an integer.
PASS field:order_id: Expected order_id = "S-922"
PASS field:quantity: Expected quantity = 6
PASS field:item: Expected item = "monitor"
PASS field:priority: Expected priority = "normal"

extract-holdout-02 · PASS

word-number, priority

Input and reference
Order T-023: four webcams, no rush.

Reference

{
  "order_id": "T-023",
  "quantity": 4,
  "item": "webcam",
  "priority": "low"
}

Before

{
  "order_id": "T-023",
  "quantity": null,
  "item": null,
  "priority": "normal"
}

Output

{
  "order_id": "T-023",
  "quantity": 4,
  "item": "webcam",
  "priority": "low"
}
Grader checks
PASS json_object: Output must be a JSON object.
PASS schema: Check required fields and types; a boolean is not an integer.
PASS field:order_id: Expected order_id = "T-023"
PASS field:quantity: Expected quantity = 4
PASS field:item: Expected item = "webcam"
PASS field:priority: Expected priority = "low"

extract-holdout-03 · FAIL

word-number, plural

Input and reference
Order U-124: six mice.

Reference

{
  "order_id": "U-124",
  "quantity": 6,
  "item": "mouse",
  "priority": "normal"
}

Before

{
  "order_id": "U-124",
  "quantity": null,
  "item": null,
  "priority": "normal"
}

Output

{
  "order_id": "U-124",
  "quantity": null,
  "item": null,
  "priority": "normal"
}
Grader checks
PASS json_object: Output must be a JSON object.
PASS schema: Check required fields and types; a boolean is not an integer.
PASS field:order_id: Expected order_id = "U-124"
FAIL field:quantity: Expected quantity = 6
FAIL field:item: Expected item = "mouse"
PASS field:priority: Expected priority = "normal"

extract-holdout-04 · PASS

case, priority

Input and reference
Order v-225: 8 CABLES, urgent.

Reference

{
  "order_id": "V-225",
  "quantity": 8,
  "item": "cable",
  "priority": "high"
}

Before

{
  "order_id": null,
  "quantity": null,
  "item": null,
  "priority": "high"
}

Output

{
  "order_id": "V-225",
  "quantity": 8,
  "item": "cable",
  "priority": "high"
}
Grader checks
PASS json_object: Output must be a JSON object.
PASS schema: Check required fields and types; a boolean is not an integer.
PASS field:order_id: Expected order_id = "V-225"
PASS field:quantity: Expected quantity = 8
PASS field:item: Expected item = "cable"
PASS field:priority: Expected priority = "high"

extract-holdout-05 · FAIL

vocabulary

Input and reference
Order W-326: 2 printers.

Reference

{
  "order_id": "W-326",
  "quantity": 2,
  "item": "printer",
  "priority": "normal"
}

Before

{
  "order_id": "W-326",
  "quantity": null,
  "item": null,
  "priority": "normal"
}

Output

{
  "order_id": "W-326",
  "quantity": null,
  "item": null,
  "priority": "normal"
}
Grader checks
PASS json_object: Output must be a JSON object.
PASS schema: Check required fields and types; a boolean is not an integer.
PASS field:order_id: Expected order_id = "W-326"
FAIL field:quantity: Expected quantity = 2
FAIL field:item: Expected item = "printer"
PASS field:priority: Expected priority = "normal"

extract-holdout-06 · PASS

priority

Input and reference
Order X-427: 3 keyboards, low priority.

Reference

{
  "order_id": "X-427",
  "quantity": 3,
  "item": "keyboard",
  "priority": "low"
}

Before

{
  "order_id": "X-427",
  "quantity": 3,
  "item": "keyboard",
  "priority": "normal"
}

Output

{
  "order_id": "X-427",
  "quantity": 3,
  "item": "keyboard",
  "priority": "low"
}
Grader checks
PASS json_object: Output must be a JSON object.
PASS schema: Check required fields and types; a boolean is not an integer.
PASS field:order_id: Expected order_id = "X-427"
PASS field:quantity: Expected quantity = 3
PASS field:item: Expected item = "keyboard"
PASS field:priority: Expected priority = "low"

extract-holdout-07 · PASS

negation, priority

Input and reference
Order Y-528: 1 headset, not urgent.

Reference

{
  "order_id": "Y-528",
  "quantity": 1,
  "item": "headset",
  "priority": "low"
}

Before

{
  "order_id": "Y-528",
  "quantity": 1,
  "item": "headset",
  "priority": "high"
}

Output

{
  "order_id": "Y-528",
  "quantity": 1,
  "item": "headset",
  "priority": "low"
}
Grader checks
PASS json_object: Output must be a JSON object.
PASS schema: Check required fields and types; a boolean is not an integer.
PASS field:order_id: Expected order_id = "Y-528"
PASS field:quantity: Expected quantity = 1
PASS field:item: Expected item = "headset"
PASS field:priority: Expected priority = "low"

extract-holdout-08 · PASS

missing, word-number

Input and reference
Please send five monitors ASAP.

Reference

{
  "order_id": null,
  "quantity": 5,
  "item": "monitor",
  "priority": "high"
}

Before

{
  "order_id": null,
  "quantity": null,
  "item": null,
  "priority": "normal"
}

Output

{
  "order_id": null,
  "quantity": 5,
  "item": "monitor",
  "priority": "high"
}
Grader checks
PASS json_object: Output must be a JSON object.
PASS schema: Check required fields and types; a boolean is not an integer.
PASS field:order_id: Expected order_id = null
PASS field:quantity: Expected quantity = 5
PASS field:item: Expected item = "monitor"
PASS field:priority: Expected priority = "high"

extract-holdout-09 · PASS

missing

Input and reference
Order Z-629 was recorded.

Reference

{
  "order_id": "Z-629",
  "quantity": null,
  "item": null,
  "priority": "normal"
}

Before

{
  "order_id": "Z-629",
  "quantity": null,
  "item": null,
  "priority": "normal"
}

Output

{
  "order_id": "Z-629",
  "quantity": null,
  "item": null,
  "priority": "normal"
}
Grader checks
PASS json_object: Output must be a JSON object.
PASS schema: Check required fields and types; a boolean is not an integer.
PASS field:order_id: Expected order_id = "Z-629"
PASS field:quantity: Expected quantity = null
PASS field:item: Expected item = null
PASS field:priority: Expected priority = "normal"

extract-holdout-10 · PASS

typical

Input and reference
Order A-730: 7 webcams, normal priority.

Reference

{
  "order_id": "A-730",
  "quantity": 7,
  "item": "webcam",
  "priority": "normal"
}

Before

{
  "order_id": "A-730",
  "quantity": 7,
  "item": "webcam",
  "priority": "normal"
}

Output

{
  "order_id": "A-730",
  "quantity": 7,
  "item": "webcam",
  "priority": "normal"
}
Grader checks
PASS json_object: Output must be a JSON object.
PASS schema: Check required fields and types; a boolean is not an integer.
PASS field:order_id: Expected order_id = "A-730"
PASS field:quantity: Expected quantity = 7
PASS field:item: Expected item = "webcam"
PASS field:priority: Expected priority = "normal"
Data attribution and license
Bundled cases are synthetic teaching data under MIT-0. Custom cases may have different provenance.