Components in this compound:

nu

abstractor: generalized event abstractor; x₁ is state/process/achievement/activity of [bridi].

vecnu

x₁ [seller] sells/vends x₂ [goods/service/commodity] to buyer x₃ for amount/cost/expense x₄.

vreji

x₁ is a record of x₂ (data/facts/du'u) about x₃ (object/event) preserved in medium x₄.

cabra

x₁ is apparatus/mechanism/device/equipment for function x₂ controlled/[triggered] by x₃ (agent).