To create the perfect relationship they split the atom in two, they did this to experience man and woman, by putting a part of their awareness into them, giving them breath.
A woman and man holding hands is symbolic for their sacred union, Man and Woman are interchangeable.
These types of ET's are outside of Reality, outside of the atom. They created our Multidimensional Aspect.
We are experiencing life as an atom, we are as small as a atom and the illusion is we are much bigger then we think.
E.T's created Entities created Aliens, Aliens created Hu-manoids and Hu-manoids created Hu-man Beings/Well Beings.