Given the task definition and input, reply with output. You will be given a passage, and your task is to generate a Yes/No question that is answerable based on the given passage.

The Republic of Korea (commonly known as South Korea) and the Democratic People's Republic of Korea (commonly known as North Korea) were simultaneously admitted to the United Nations (UN) in 1991. On 8 August 1991, the UN Security Council passed United Nations Security Council Resolution 702, recommending both states to the UN General Assembly for membership. On 17 September 1991, the General Assembly admitted both countries under Resolution 46/1.

is south korea a member of the united nations?