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Fig. 6.

image

Enlarged view of QSO-ELG candidate J0148+0324. The DELS composite shows four similar faint images in an Einstein cross configuration, albeit at a somewhat large image separation. It is the only candidate featuring such intriguing hints of strong lensing. Surprisingly, this candidate is also remarkable by the presence of not one, but two series of detected background emission lines at a very close velocity separation (see Fig. 3).

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