. . . . "Demonstrates the crawl stroke and butterfly stroke. Shows correct arm motion and kicking techniques and demonstrates drills designed to improve leg and arm motion and breathing."@en . . "Demonstrates the crawl stroke and butterfly stroke. Shows correct arm motion and kicking techniques and demonstrates drills designed to improve leg and arm motion and breathing." . . . . "Swimming"@en . . "The crawl ; The butterfly"@en . "The crawl ; The butterfly" . "Crawl and butterfly"@en . "Crawl and butterfly" . . . . . . . . .