blo ja'a lujvo

j₁ is a captain of boat/ship b₁ of type/that carries b₂.

Cf. bloti, jatna, blopre, blosazri.

jbovlaste

In notes:

blopre: p₁ is a sailor of boat b₁ of type/that carries b₂.
blosazri: s₁ maneuvers/is a pilot of boat b₁=s₂.