Evaluation

Expressive Range

Illocutionary Force

Describe, identify, forecast, prescribe, recommend, declare, ask.

Polarity

Affirmation, negation.

Coordination

Conjunction, disjunction.

Order

First-order (P), second-order (X believes P; X asserts P), and conditional (P if Q) assertions, and absolute (do X) and conditional (do X if P) prescriptions.