This is the 9716th most frequent Russian word.
шебекинском
"Шебекинском" refers to something related to Shebekino, a town in Russia.
The word "шебекинском" is used here as an adjective relating to the location "Shebekino", describing the specific district.
Мы посетили музей в Шебекинском районе.
We visited the museum in the Shebekino district.
Here, "шебекинском" qualifies the university, indicating its association or location in Shebekino.
Она училась в шебекинском университете.
She studied at Shebekino University.
In this example, "шебекинском" describes the market, emphasizing its geographical or cultural connection to Shebekino.