Coalition of Arguments
A set is a coalition of a BAF iff is conflict-free in , connected in , and -maximal with both properties.
Reference
Cayrol, C. & Lagasquie-Schiex, M.-C. (2010). Coalitions of Arguments: A Tool for Handling Bipolar Argumentation Frameworks. International Journal of Intelligent Systems, 25(1), pp. 83–109.