Command (m for help): n
All primary partitions are in use
Adding logical partition 15
First sector (1444986880-1458845695, default 1444986880): 
Using default value 1444986880
Last sector, +sectors or +size{K,M,G} (1444986880-1450651584, default 1450651584): 
Using default value 1450651584

Command (m for help): m