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A quatrefoil marking a force of undetermined affiliation.
Also known as: Unknown frame, Pending affiliation
A four-lobed cloverleaf shape marks a contact whose affiliation has not been determined. Having an explicit shape for 'we do not know' rather than defaulting to hostile is a deliberate and consequential design decision.
A quatrefoil — a four-lobed cloverleaf outline — indicates a unit whose affiliation is unknown or pending determination, conventionally yellow where colour is available.
The system provides a distinct shape for undetermined affiliation rather than defaulting an unidentified contact into a friendly or hostile category, which keeps an unresolved assessment visibly unresolved.
A four-lobed cloverleaf outline, made of four rounded curves meeting at the corners, enclosing space for an icon.
Both are affiliation frames in the same map-symbology standard.