[xacml] Current Formalism

An ApplicablePolicy evaluates to True, False, or Inapplicable.

It is the job of the PDP to map these values to Permit, Deny, or
Indeterminate, which is an adminstrative policy of the PDP.

The most likely would be,

Policy
Result

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True
Permit
False
Deny
Inapplicable
Indeterminate, or a "default" of Permit, Deny

-Polar