Cuban dance performed at a Russian villa?

The answer to the crossword question “Cuban dance performed at a Russian villa?” is DACHACHACHA. This is a play on words, combining the name of the popular Cuban dance, the cha-cha-cha, with the Russian word “dacha,” which refers to a country house or villa. The resulting word, DACHACHACHA, is a humorous and clever way to describe a hypothetical dance performed at a Russian villa.