A note on the aeronautical geography,
UL612 runs between SITIA VOR, (located at the SE end of Crete), and BALTIM VOR, (located on the coast, mid-way between Alexandria and Port Said). BALTIM is 70nm NNW of HECA.
Waypoint KUMBI is on UL612, at the boundary with Athinai (LGGG), and Cairo (HECC), FIRs, 151nm SE of SATIA VOR. It is 248nm NW of HECA.
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For sure KUMBI isn't a top of descent