[1] She represented Ukraine, as an 18-year-old, at the 2000 Summer Olympics, and held numerous Ukrainian titles and meet records in the freestyle relays and backstroke double (both 100 and 200 m).

[2] Beshevli competed in five swimming events, including all relays, at the 2000 Summer Olympics in Sydney.

Swimming in heat three, she faded down the stretch on the final lap to share a fourth seed with Belgium's Sofie Wolfs in 1:04.66.

[5][6] Four days later, in the 200 m backstroke, Beshevli posted a sterling time of 2:15.86 to an unexpected triumph from heat two, but missed the semifinals by more than three-fourths of a second (0.75).

[9][10][11] In the 4×200 m freestyle relay, Beshevli and her teammates Olena Lapunova, Albina Bordunova, and Zhanna Lozumyrska were disqualified from heat one in the prelims for an early launch on the lead-off leg.