Five-way crossing
From Openwaterpedia
noun, adjective - A five-way crossing is a solo open water swim or a relay that continues five consecutive times across a channel, lake, river or other open body of water. Traditionally, there can be up to a ten-minute break at the shoreline between each crossing.
Usage
Graco Morlan completed the first five-way crossing of the Reto Acapulco in Mexico.