Russia's Maksim Sedakov and Igor Davydov were among the winners at the World Para Dance Sport Championships in Bonn.
Sedakov celebrated victory in the men's single class 2 event at the German city's Hardtberghalle.
A score of five points was enough for the Russian to top the standings.
Ukraine's Sivak and Erik Machens completed the podium places in the competition.
They finished with 11 and 14 points, respectively.
The singles class 1 competition saw Davydov emerge as the winner.
He was awarded a score of five points, with South Korea's Sewoong Kang ending in second place on 10.
Kazakhstan's Ardak Ortobayev completed the medal positions with a score of 15.