Evgeny Moshenin (R) and Dana Spitsyna from Russia compete during the Adult Standard competition at the 2019 WDSF World DanceSport Championship Standard in Vilnius, Lithuania, Nov. 30, 2019. (Photos: Xinhua)

Madis Abel (R) and Aleksandra Galkina from Estonia compete during the Adult Standard competition at the 2019 WDSF World DanceSport Championship Standard in Vilnius, Lithuania, Nov. 30, 2019.

Qiu Yuming (R) and Wei Liying from China compete during the Adult Standard competition at the 2019 WDSF World DanceSport Championship Standard in Vilnius, Lithuania, Nov. 30, 2019.

Evgeny Moshenin (L) and Dana Spitsyna from Russia compete during the Adult Standard competition at the 2019 WDSF World DanceSport Championship Standard in Vilnius, Lithuania, Nov. 30, 2019.

Qiu Yuming (L) and Wei Liying from China compete during the Adult Standard competition at the 2019 WDSF World DanceSport Championship Standard in Vilnius, Lithuania, Nov. 30, 2019.

Dmitri Kolobov (C) and Signe Busk from Denmark compete during the Adult Standard competition at the 2019 WDSF World DanceSport Championship Standard in Vilnius, Lithuania, Nov. 30, 2019.

Evaldas Sodeika (L) and Ieva Zukauskaite from Lithuania compete during the Adult Standard competition at the 2019 WDSF World DanceSport Championship Standard in Vilnius, Lithuania, Nov. 30, 2019.