After {HEAD ~ a set} of {TAIL ~ competition parameters} that define the product are identified, the product is quantitatively compared to competing products in the marketplace to determine its overall competitive advantage relative to those competing product 
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After { HEAD ~ a set } of { TAIL ~ competition parameters } that define the product are identified , the product is quantitatively compared to competing products in the marketplace to determine its overall competitive advantage relative to those competing product
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH