Original sentence: The Bengal Sultanate (Middle Bengali: শাহী বাঙ্গালা Shahī Baṅgala, Classical Persian:  Saltanat-e-Bangālah) was an medieval Indian sultanate based in Bengal between the fourteenth and sixteenth century
Edited sentence: The Bengal Sultanate (Middle Bengali: শাহী বাঙ্গালা Shahī Baṅgala, Classical Persian:  Saltanat-e-Bangālah) was an independent medieval sultanate based in Bengal between the fourteenth and sixteenth century