/dev/sdb1            2048   981059583   490528768    7  HPFS/NTFS/exFAT
/dev/sdb2       981059584  1879172518   449056467+   7  HPFS/NTFS/exFAT
/dev/sdb3      1879173118  1953523711    37175297    5  Extended
Partition 3 does not start on physical sector boundary.
/dev/sdb5      1879173120  1920104447    20465664   83  Linux
/dev/sdb6      1920106496  1953523711    16708608   82  Linux