Fig.(6) Bethe-Heitler(dotted), TCS(solid) and Interference(dashed) contributions to dσ dQ²dtdydϕ in pb /GeV² for BH(dotted), TCS(solid), Interference(dashed) as a function of y (in CMS) for Q² = 4GeV² , t = −0.1GeV² , ϕ = 0 , for the Pb beam and proton target case.