anchor.diff:                                   offset
                                    patternp)
     "Given a description of the form (monomer b1 b2 b3...)
  -   RETURNS: SITE-LABELS, BONDS, OFFSET, PATTERNP
  +   RETURNS: (MONOMER SITE/VALUE-LABELS), PATTERN-P
      Where SITE- and VALUE-LABELS are labels for the graph,
            BINDING-TABLE is a hash-table mapping binding vars to lists pairing sites offsets
                        with either other site offsets or values,
  
positive.code:     (cond
       ;; wildcard monomer
       ((wildcard-monomer-symbol-p monomer)
        (parse-wildcard-monomer-description 
         head
         bindings
         binding-table
         offset))
  
       ;; not a wildcard monomer
       ((symbolp monomer)
  
negative.code: ;;;; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  ;;;; THE SOFTWARE.
  
  ;;; $Id: species-type.lisp,v 1.34 2008/04/24 16:14:55 amallavarapu Exp $
  ;;; $Name:  $
  
  ;;; File: complex-species-type.lisp
  