ke _{KE
…KEhE} -kem- cmavo

start grouping of tanru, etc; ... type of ... ; overrides normal tanru left grouping.

Cf. ke'e, bo.

In notes:

bo: short scope joiner; joins various constructs with shortest scope and right grouping.
jbojevysofkemsuzgugje'ake'eborkemfaipaltrusi'oke'ekemgubyseltru: x₁ reflects Lojbanic Soviet Federative Socialist Republic culture/nationality/community in aspect x₂
kelkubli: ku₁ is a die/are dice for game x₂ with surfaces/sides ku₃ (default 6).
rajroksfe: s₁=rs₁ is a vertical rock face / rock surface of rock / mountain rs₂ on side rs₃ with edges rs₄, vertical in reference frame/gravity s₂.