Within its main chamber an 8 m pit intersects a tidal salt-water pool which extends down to a depth of 25.5 m.
(an 8 m pit; intersects; a tidal salt-water pool which extends down to a depth of 25.5 m.; L:Within its main chamber) (a tidal salt-water pool; extends; down; to a depth of 25.5 m.)
an 8 m pit a tidal salt-water pool
intersects extends
a tidal salt-water pool which extends down to a depth of 25.5 m. L:Within its main chamber
down to a depth of 25.5 m.