Leopold Kerney[?], Minister to Madrid involved in conducting negotiations with Germany over Irish neutrality and possible assistance with recovery of the "lost counties" of Ulster
... r + i
long r^i = r + ii or r + uu, depending on the region
l^i = l + r^i
(Sanskrit recognizes vocalic r (errr) and l (ulll), unlike, say, English)
Diphthongs ...