I would argue the Kama Sutra is both historical and educational and not sexually explicit at all. Perhaps a celebration of human bodies even, I don't know.
The problem is that there is no one objective definition of seuxality explicit. "I'll know it when I see it" is almost as good as you can get.
The problem is that there is no one objective definition of seuxality explicit. "I'll know it when I see it" is almost as good as you can get.