. . "0"^^ . "backstroke"^^ . . . "backstroke"@en-us . "100374747"@en-us . "a swimming stroke that resembles the crawl except the swimmer lies on his or her back"@en-us . "100542236"@en-us . . "a swimming stroke that resembles the crawl except the swimmer lies on his or her back"@en-us . "100571283"^^ . . "0"^^ . . . . "00571283-n"^^ .