Qatar and Oman are members of the Gulf Cooperation Council, GCC, which also groups Saudi Arabia, Kuwait, Bahrain and the United Arab Emirates (UAE).
GCC has exactly six members.
( z1 have-org-role :ARG0 ( z2 country :quant 6 :mod ( z3 exact ) ) :ARG1 ( z4 organization :name ( z5 name :op "GCC" ) ) :ARG2 ( z6 member ) )