In fact... I wonder if that whole text is about Soma — and if the plant on it is the mystery plant which was pressed for its juice.
That could explain all the odd costumes and horns they were seeing. ;’)
http://en.wikipedia.org/wiki/Viktor_Sarianidi
http://www.ejvs.laurasianacademy.com/ejvs1102/ejvs1102article.pdf
http://www.ejvs.laurasianacademy.com/ejvs0901/ejvs0901d.txt
http://www.ejvs.laurasianacademy.com/ejvs0901/ejvs0901c.txt
http://www.freerepublic.com/tag/aryans/index