6. The system of claim 5 , wherein the rows of the database represent a binary tree, and wherein the at least one second row represents a root of a subset of the binary tree that represents a meaning of an entire language expression preceding the punctuation mark.
5. The system of claim 4 , wherein the database comprises at least one first row comprising a first concept symbol that represents a meaning of a word and at least one second row comprising a second concept symbol that represents a meaning of a punctuation mark.