CF-Reinstatement

A semantics σ\sigma satisfies CF-Reinstatement iff for every extension E∈σ(F)E \in \sigma(F) and argument aa: if EE defends aa and E∪{a}E \cup \{a\} is conflict-free, then a∈Ea \in E.

Reference

Baroni, P. & Giacomin, M. (2007). On Principle-Based Evaluation of Extension-Based Argumentation Semantics. Artificial Intelligence, 171(10–15), pp. 675–700.