blo gre lujvo

p₁ ferries through p₂ to destination side p₃ from origin side p₄, carrying b₂, propelled by b₃.

In notes:

grebe'i: b₁ ferries b₂=p₁ to b₃=p₃ from b₄=p₄ over barrier/medium/portal b₅=p₂.
greblo: b₁ is a ferry boat for carrying b₂ over barrier/medium/portal x₃=p₂ to destination x₄=p₃ from origin x₅=p₄.