10. The storage medium of claim 9 , further comprising instructions for determining whether the second term shifts a valence associated with the first term, and further comprising instructions for marking the representation to incorporate the shifted valence of the first term.
9. The storage medium of claim 8 , further comprising instructions for determining whether at least a first term contained in the expression falls within a scope of at least a second term contained in the expression, wherein the instructions for determine scope include instructions for determine scope by using statistical methods or by analyzing surface punctuation occurring with the expression.