Size Duel deck / Sport, food and everyday things
Swimming pool (long course)
Length: length of the course
50 m (164 ft)
A short-course pool is half as long.
Sources and checks
Checked 2026-10-21: Researched by Codex (two independent publishers, verbatim quotes); every counted quote re-found on its page by the server check (content-verify); scope and plausibility reviewed by Claude (AI build agent). Quotes are short passages from each source.
“50m”Swim England Hertfordshire: source, retrieved 2026-10-21; quote re-found by the server check
“50m”Government of Western Australia, Department of Creative Industries, Tourism and Sport: source, retrieved 2026-10-21; quote re-found by the server check
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