 Complete the following phrase:  Maria Valeryevna Paseka ; born 19 July 1995 is a Russian artistic gymnast and member of the Russia womens national gymnastics team. During her decade-long career, she has primarily been successful as a vault specialist. On this apparatus, she is a two-time Olympic medalist silver in 2016, bronze in 2012, a two-time world champion 2015, 2017, a two-time European champion 2015, 