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We show that each irreducible component of ${\\bf X}_R$ has dimension at least one and when ${\\rm dim}({\\bf X}_R)=1$, then ${\\rm deg}({\\bf X}_R)=20$ where degree is computed with respect to the ambient ${\\mathbb P}^5$ under the Pl\\\"ucker embedding ${\\sf G}(2,k^4) \\to {\\mathbb P}^5$. 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