The 
mark in A may give rise to certain slight doubts as far as its starting point is concerned. We adopt the simplest solution. In GE (→FE→EE) the mark is visibly longer, which is the regular tendency of the engraver of GE1.
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category imprint: Differences between sources
issues: Inaccuracies in GE, Scope of dynamic hairpins, Unclear hairpins in A
notation: Articulation, Accents, Hairpins