Complex sentence: Admirer Bob Grumman has written that the poem plays on formation of the alphabet, as if'm' and'n' are separating, and is a pun on "I am", implying the formation of consciousness itself.
Split into simpler sentences: Admirer Bob Grumman has written that the poem plays on formation of an alphabet, as if'm' and'n' are in the process of separating. It is also a pun on "I am", implying the formation of consciousness itself.