unmerge Tree

Please unmerge my two family trees :

and

Both profiles are managed by me. One is my father side tree and the other my mother side tree.

In one they are showing my real brother Jyotirindra Mukerji as my Brother in Law ! And my SIL Sujata as my Sister!? lot of mess.

Thank you in advance,

Regards,

Pradyot Mukerji