back-working phonemic inventories

Could anyone "back-work" (i.e. relate) these two phonemic inventories,
Lang. A evolving into Lang. B ? E.G. A.[b] > [p]/_# What interesting
connections might be made, sourced from either natural languages or your
own langs ?

XSampa transcriptions are as listed at http://en.wikipedia.org/wiki/X-
SAMPA.

LANG. A.

Stops: [b] , [d] , [g]
Nasals: [n] , [m] , [N] , [n'] , [m']
Trill: [r]
Fricative: [v] , [z] , [Z] , [x] , [G]
Approx. : [w] , [l] , [j]
Vowels: [a] , [i] ,[e] , [3] , [O] , [u]
Diphth: [aI] , [eI] , [OI]

LANG. B.

Stops: [p] , [b] , [t] , [d] , [k] , [g]
Nasals: [n] , [m] , [N] , [n']
Trill: [r]
Fricative: [f] , [v] , [z] , [S] , [x] , [G]
Approx. : [w] , [l] , [j]
Vowels: [a] , [1/I] ,[e] , [O] , [u] , [Q]
Diphth: [aI] , [eI] , [aU]

Reply