SREL
4 - Version (02) 4 - Number of following dwords (some high values such as 0C are self relationships of some kind) 4 - Shortterm (Daily) Relationship Score 1 - Relationship State flags (see below) 1 - Relationship Type (see below) 2 - Good/Bad Relationship (0x0000 = positive score, 0xFFFF = negative score) 4 - Longterm (Lifetime) Relationship Score 4 - Family Relation (see below) (Note: only if Relationship Type 0x40 bit is set) 4 - Unknown 4 - Unknown 4 - Unknown 4 - Unknown 4 - Unknown 4 - Unknown 4 - Unknown 4 - Unknown
To assign this values to a Sim you need to look at the Instance ID of the file, the first 2 bytes of the Instance reference the Sim who has that feelings, the other two bytes are the Sim (s)he has the feelings for.
--__Relationship State Flags__-- 001 Crush 002 Love 004 Engaged 008 Married 016 Friend 032 Best Friend 064 Going Steady 128 Enemy
--__Relationship Type__-- 064 Family 128 Known
--__Family Relation__-- 01 Parent 02 Child 03 Sibling 04 Grandparent 05 Grandchild 06 Uncle/Aunt 07 Niece/Nephew 08 Cousin 09 Spouse