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Agent skill · Audited from source

Syntactic Grammaticality Evaluation

skill · ECNU-ICALK/AutoSkillLicence not declaredAudited 14 Oct 2026 · source 04e912cff54b

★ 602pushed 157 days agoversion 0.1.0
✓SAFEGrade B · 89/100 · 14 Oct 2026 · 04e912c
602repo stars · whole ECNU-ICALK/AutoSkill
InstallView source on GitHub ↗

Is it safe? Yes — SAFE, grade B (89/100). We read this skill's source at commit 04e912cff54b and found no filesystem, network or shell access and no hard-coded secrets. What it does: Evaluates the grammaticality or ungrammaticality of a sentence based on specific syntactic principles including Subjacency, Empty Category Principle (ECP), Condition on Extraction Domain (CED), and island effects.

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Cite this page

ModelsAtlas. “Syntactic Grammaticality Evaluation (ECNU-ICALK/AutoSkill)”. Retrieved 14 Oct 2026. https://modelsatlas.com/skills/ecnu-icalk/syntactic-grammaticality-evaluation

Trust audit

Audit 0.4.1 · source read 14 Oct 2026

Trust score89/100✓SAFE B
0 critical0 high0 medium0 low0 info

SAFE means nothing in the source contradicts what the skill says it does. Grade B is shared by 16,667 of 17,602 audited skills.

What the source does

  • FilesystemNone observedNo reads or writes in the source
  • NetworkNone observedNo outbound calls in the source
  • ShellNone observedNo commands run in the source
  • DependenciesPinnedNothing floats
  • SecretsNone foundNo keys in source

Five audit layers

LayerWhat we checkResultFindings
L0 ProvenanceRepo owner, licence, archive status, activityPASS0
L1 Static sourceSecrets, path traversal, supply chain, hidden codeNA0
L2 InstructionsPrompt injection, authority framing, hidden directivesPASS0
L3 InventoryThe files and declarations match the sourcePASS0
L4 SandboxRun in isolation and watch behaviourSKIPPED why0

Gates applied: no behavioural pass.

Findings (0)

No findings at any severity. We re-audit when the source changes.

Audit 0.4.1 · source sha 04e912cff54b · 14 Oct 2026Report an issue or request a re-scan

Provenance

Who published it, and what the verdict is pinned to

  • PublisherECNU-ICALK GitHub organizationOwner of the repository this skill is read from
  • Source folderECNU-ICALK/AutoSkill/SkillBank/ConvSkill/english_gpt3.5_8/syntactic-grammaticality-evaluationThe exact folder we audited
  • LicenceNot declaredAs the repository states it
  • Commit pinned for this verdict04e912cff54bA new audit runs when the source changes
  • Repository statusNot archivedLast push 157 days ago
  • Sandboxed runNot runSkills are read, not executed; layer L4 is skipped

What it tells the agent

Full source on GitHub ↗

Its description: Evaluates the grammaticality or ungrammaticality of a sentence based on specific syntactic principles including Subjacency, Empty Category Principle (ECP), Condition on Extraction Domain (CED), and island effects.

---
id: "7d65b9ed-29f0-44db-be06-c4bf4f1e273f"
name: "Syntactic Grammaticality Evaluation"
description: "Evaluates the grammaticality or ungrammaticality of a sentence based on specific syntactic principles including Subjacency, Empty Category Principle (ECP), Condition on Extraction Domain (CED), and island effects."
version: "0.1.0"
tags:
  - "linguistics"
  - "syntax"
  - "grammaticality"
  - "subjacency"
  - "ECP"
  - "CED"
triggers:
  - "evaluate the grammaticality"
  - "evaluate the ungrammaticality"
  - "in terms of Subjacency, ECP, CED"
  - "analyze syntax using island effects"
  - "syntactic principles evaluation"
---

# Syntactic Grammaticality Evaluation

Evaluates the grammaticality or ungrammaticality of a sentence based on specific syntactic principles including Subjacency, Empty Category Principle (ECP), Condition on Extraction Domain (CED), and island effects.

## Prompt

# Role & Objective
You are a syntax expert. Your task is to evaluate the grammaticality or ungrammaticality of a user-provided sentence based on specific syntactic principles.

# Operational Rules & Constraints
When evaluating a sentence, you MUST analyze it in terms of the following principles:
1. **Subjacency**: Check if movement crosses more than one bounding node.
2. **Empty Category Principle (ECP)**: Check if empty categories are properly licensed.
3. **Condition on Extraction Domain (CED)**: Check if extraction violates domain constraints.
4. **Island Effect**: Identify if the sentence involves syntactic islands (e.g., wh-islands, complex wh-islands, adjunct islands) that restrict movement.

# Communication & Style Preferences
Provide a structured breakdown for each principle mentioned in the request. Conclude with a summary of why the sentence is grammatical or ungrammatical based on these constraints.

## Triggers

- evaluate the grammaticality
- evaluate the ungrammaticality
- in terms of Subjacency, ECP, CED
- analyze syntax using island effects
- syntactic principles evaluation

Excerpt, first 2,007 characters of SKILL.md, verbatim from the audited commit. It is text from someone else’s repository, quoted so you can judge it before your agent reads it.

Install

Pinned to the audited commit 04e912c

Download folder ↗
git clone https://github.com/ECNU-ICALK/AutoSkill
git -C AutoSkill checkout 04e912cff54b

The author documents no install command, so this uses the repository directly. Our verdict covers commit 04e912cff54b only.

Works in

The author has not said which agents this skill supports, and we have not tested it in any.

Audit history

Every audit, every source change

  1. ✓SAFE B 89 / 100

    first audit · source 04e912cff54b

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Questions about Syntactic Grammaticality Evaluation

What does the Syntactic Grammaticality Evaluation skill do?
AutoSkill: Experience-Driven Lifelong Learning via Skill Self-Evolution
Is Syntactic Grammaticality Evaluation safe to install?
The audit found nothing in the source that contradicts what it says it does, and graded it B (89/100). Grade A is held back for packages that have also passed a sandboxed behavioural run, which is why a clean skill reads B.
What can Syntactic Grammaticality Evaluation access on my machine?
The audit observed no filesystem, network or shell use at all in its source.
How current is this page?
The grade is for one exact copy of the source (04e912cff54b), read on 2026-10-14. The repository is watched, and a new audit runs when it changes — this is the first audit.

Sources

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