On grammatical class:

bo
short scope joiner; joins various constructs with shortest scope and right grouping.

In notes:

sivni
x1 is private/personal/privy/[secret/confidential/confined] to x2; x1 is not-public/hidden.
ke
start grouping of tanru, etc; ... type of ... ; overrides normal tanru left grouping.
je'abo
negation sumti qualifier: that which indeed is.
na'ebo
negation sumti qualifier: something other than.
no'ebo
negation sumti qualifier: the neutral form/value of.
to'ebo
negation sumti qualifier: the opposite of.
jbojevysofkemsuzgugje'ake'eborkemfaipaltrusi'oke'ekemgubyseltru
x1 reflects Lojbanic Soviet Federative Socialist Republic culture/nationality/community in aspect x2
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.
da'oi
attitudinal attribution