Task: Explanation
Input (English): Altamount Road or Altamont Road "(more correctly)" is an upmarket residential street in South Mumbai, parallel to Pedder Road which it meets at the well-known intersection called Kemp's Corner. On Altamont Road are the consulates of Indonesia (No. 19) and of South Africa (bungalow 20); on the connecting Carmichael Road are the Belgian, Chinese, and Japanese consulates. The road has been in the news in recent times because of the completed construction of the costliest home in the world, Antilia, a 27-storey mansion by the Indian industrialist, Mukesh Ambani. Recently it has been rated as the 10th most affluent street in the world. Question: Who owns the most costly home in the world, Antila? Answer: Mukesh Ambani
Output (English):  The road has been in the news in recent times because of the completed construction of the costliest home in the world, Antilia, a 27storey mansion by the Indian industrialist, Mukesh Ambani.