Both Bahrain and Qatar are members of the Gulf Cooperation Council (GCC), but they have a territorial dispute that has led to Bahrain's boycott of the GCC summit convened in the Qatari capital of Doha on December 7-9.
Gulf Cooperation Council can only support one member
( z1 possible :ARG1 ( z2 support :ARG0 ( z3 organization :name ( z4 name :op "Gulf" :op "Cooperation" :op "Council" ) ) :ARG1 ( z5 country :quant 1 :ARG0-of ( z6 have-org-role :ARG1 z3 :ARG2 ( z7 member ) ) ) :mod ( z8 only ) ) )