well the person that i got the seeds from went to a seed bank in vancouver,b.c and he said it was one of the most potent strains they had.other than that he didn't have much info on the origin of the strain.i know it's a short flowering strain that is very potent.your hypothisis on what strains they used is accurate.it's the only one that makes sense.hey if you hear anything about it please reply back and let me know.thanks for your input.