Relationship 1:
Description of owner:
This is user josson, he is 24 years old. He has an email josson@smith.
About his 2 pets:
This is pet baibai. It is 24 months old. It has black furs.
This is pet digdig. It is 24 months old. It has yellow furs.

Relationship 1:
Description of owner:
This is user kelly, her age is unkown. She has no email at this time.
About her 2 pets:
This is pet baibai. It is 24 months old. It has black furs.
This is pet wangwang. Its age is unkown. Its fur color is not mentioned.

Trying to find out who is the common pet:
Pet baibai is owned by both josson and kelly

In total, there are 3 pets:
This is pet baibai. It is 24 months old. It has black furs.
This is pet wangwang. Its age is unkown. Its fur color is not mentioned.
This is pet digdig. It is 24 months old. It has yellow furs.