The correlative ᴹQ. yane “that yonder” appeared in Demonstrative, Relative, and Correlative Stems (DRC) from 1948, a pronominal form of ᴹQ. ya “yonder” with masculine and feminine variants yano and {yare >>} yanie (PE23/102).
Qenya
enta
that yonder, then (fut.), next, that yonder, then (fut.), next; [ᴱQ.] that there (emphatic)
masse le enta/enar/elloa?
where (will) you be then (fut.)/tomorrow/next year?
en
there, yonder, far away; look yon(der); that; in that (future) case
tas
adverb. there
tasse
adverb. there
yane
pronoun. that yonder
@@@ es might be an assimilated form as suggested by Helge Fauskanger (QQ/es)