greblo lujvo

b1 is a ferry boat for carrying b2 over barrier/medium/portal x3=p2 to destination x4=p3 from origin x5=p4.

Cf. grebe'i, blogre.

In notes:

p1 ferries through p2 to destination side p3 from origin side p4, carrying b2, propelled by b3.
t1 is a seaport/ferry terminal in transport system t2 for boats/ships/vessels of type b2 propelled by b3.
t1=f1 is a raft of material t2 shape t3 floating on f2.
b1 ferries b2=p1 to b3=p3 from b4=p4 over barrier/medium/portal b5=p2.