Ironman practice swim, high current. [modified] haiku

To the river's edge
I, and the iron lemmings
[swam and swam and swam and swam and swam and swam and
swam and swam and swam and swam and swam and swam and swam and
swam and swam and swam and swam and swam and swam and swam and
swam and swam and swam and swam and swam and swam and swam and
swam and swam and swam and swam and swam and swam and swam and
swam and swam and swam and swam and swam and swam and swam and]
went two yards backwards.

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