The waves and currents of the ocean are instrumental in sculpturing the cliffs and beaches of the coastal areas.
(The waves and currents of the ocean; are; instrumental in sculpturing the cliffs and beaches of the coastal areas) (The waves and currents of the ocean; in sculpturing; the cliffs and beaches of the coastal areas)
The waves and currents of the ocean The waves and currents of the ocean
are in sculpturing
instrumental in sculpturing the cliffs and beaches of the coastal areas
the cliffs and beaches of the coastal areas