Task: Sentence Expansion
Input (English): Arakanese is a nationality in Myanmar ; they form the majority along the coastal region of present-day Rakhine State or Arakan State .
Output (English): The Rakhine people ( , -RSB- ; -RSB- ; formerly Arakanese ) are an ethnic group in Myanmar ( Burma ) forming the majority along the coastal region of present-day Rakhine State ( formerly officially called Arakan ) .