# flowchart > Every PAG keyword record, with what grounds it and how it is checked. Page: Ontology · Grammar Canonical: https://banes-lab.com/ontology/grammar#pag-keywords-flowchart Listed in [Ontology · Grammar](https://banes-lab.com/api/pages/ontology/grammar.md), after [priority_queue](https://banes-lab.com/ontology/grammar/pag-keywords-priority-queue.md) and before [document_type](https://banes-lab.com/ontology/grammar/pag-keywords-document-type.md). Every PAG keyword record, with what grounds it and how it is checked. ### FLOWCHART Details Meaning Flow declaration · the rendered projection of a declared structure Example FLOWCHART process: Grounds [representation:graph](https://banes-lab.com/records/reasoning/representation-graph.md), [axis:representation](https://banes-lab.com/records/reasoning/axis-representation.md) How it is checked Checked by a structured-document validator that parses each document against the grammar and reports every defect by its shape Population Every agent and template document the validator walks, and every occurrence of the keyword in them Freshness A verdict stands until the grammar data or a document that uses the keyword changes Refusal The validation stage fails the gate on any defect code, so a document with a malformed keyword does not ship Observation None, because a keyword is static text in a document, and nothing observes it while a run executes Evidence Watched to fire and to accept: a suite plants a retired head in a real template and validates every agent and template on disk clean Authoritative side The grammar data, which every keyword in a document conforms to Depends on Not answered Shape it refuses Not answered ### MERMAID Details Meaning Diagram syntax · a rendering, never the structure itself Example MERMAID flowchart: Grounds [axis:representation](https://banes-lab.com/records/reasoning/axis-representation.md) How it is checked Checked by a structured-document validator that parses each document against the grammar and reports every defect by its shape Population Every agent and template document the validator walks, and every occurrence of the keyword in them Freshness A verdict stands until the grammar data or a document that uses the keyword changes Refusal The validation stage fails the gate on any defect code, so a document with a malformed keyword does not ship Observation None, because a keyword is static text in a document, and nothing observes it while a run executes Evidence Watched to fire and to accept: a suite plants a retired head in a real template and validates every agent and template on disk clean Authoritative side The grammar data, which every keyword in a document conforms to Depends on Not answered Shape it refuses Not answered ### LAYOUT Details Meaning Flow direction Example LAYOUT vertical Grounds [representation:geometry](https://banes-lab.com/records/reasoning/representation-geometry.md) How it is checked Checked by a structured-document validator that parses each document against the grammar and reports every defect by its shape Population Every agent and template document the validator walks, and every occurrence of the keyword in them Freshness A verdict stands until the grammar data or a document that uses the keyword changes Refusal The validation stage fails the gate on any defect code, so a document with a malformed keyword does not ship Observation None, because a keyword is static text in a document, and nothing observes it while a run executes Evidence Watched to fire and to accept: a suite plants a retired head in a real template and validates every agent and template on disk clean Authoritative side The grammar data, which every keyword in a document conforms to Depends on Not answered Shape it refuses Not answered ### SUBGRAPH Details Meaning Nested group Example SUBGRAPH auth: Grounds [representation:graph](https://banes-lab.com/records/reasoning/representation-graph.md) How it is checked Checked by a structured-document validator that parses each document against the grammar and reports every defect by its shape Population Every agent and template document the validator walks, and every occurrence of the keyword in them Freshness A verdict stands until the grammar data or a document that uses the keyword changes Refusal The validation stage fails the gate on any defect code, so a document with a malformed keyword does not ship Observation None, because a keyword is static text in a document, and nothing observes it while a run executes Evidence Watched to fire and to accept: a suite plants a retired head in a real template and validates every agent and template on disk clean Authoritative side The grammar data, which every keyword in a document conforms to Depends on Not answered Shape it refuses Not answered ## Links to - [Graph](https://banes-lab.com/records/reasoning/representation-graph.md) - [Representation](https://banes-lab.com/records/reasoning/axis-representation.md) - [Geometry](https://banes-lab.com/records/reasoning/representation-geometry.md)