A C4 diagram, named for its level: a C4Context diagram is a C4 Context Diagram, as the C4 model and Mermaid's documentation name it.
C4Context
The keyword the diagram was written with, as Mermaid keeps it
The diagram's type, a plain C4 Diagram for a level it does not know
A C4 diagram, named for its level: a
C4Contextdiagram is a C4 Context Diagram, as the C4 model and Mermaid's documentation name it.