In Slovenia, the natural syntax of the Klagenfurt brand has been extended to the study of the behav iour of (near-)synonymous syntactic expressions, here called syntactic variants. The work below is illustrated with (morpho)syntactic cases from English. (Naturalness Theory applied to English has sofar not received much attention.) About a half of the examples deal with relative clauses; the other half considers fronting phenomena. The language material is divided into consecutively numbered deductions, in each of which the existence of a (morpho)syntactic state of affairs ispredicted on the basis of apposite assumptions and Andersen’s markedness agreement rules. The subject-matter of this paper is a (language-universal) theory developedin...