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—applied as a functionality phrase in advance of a proper noun to tell apart the situation with the referent from the usual, previous, or hypothetical problemIn the Global Phonetic Alphabet, ⟨a⟩ is used for the open up front unrounded vowel, ⟨ä⟩ is useful for the open up central unrounded vowel, and ⟨ɑ⟩ is used for the open up back