#
table: tng_people
#
        ----------------+---------------
#
        gedcom          | varchar(20)   
#
        personID        | varchar(22)
#
        lastname        | varchar(127) 
#
        firstname       | varchar(127) 
#
        ----------------+---------------
#
 
#
        table: tng_families
#
        ----------------+---------------+------------------
#
        gedcom          | varchar(20)   | [SMI]
#
        familyID        | varchar(22)   | [example: F104]
#
        husband         | varchar(22)   | [example: I2106]
#
        wife            | varchar(22)   | [example: I736]
#
        marrdatetr      | date          | [0000-00-00]
#
        ----------------+---------------+------------------
#
 
#
        1. List pairs of husband and wifes that share family ID AND gedcom SORTED by marrdatetr