2
For someone (agent -um-; s agent maN-) to acquire a pig (loc ref -on) by bartering with chickens (theme).
panapun; manapun
For someone (agent) to use a particular chicken (inst paN-) for bartering with pig-barter chickens, as described above.
For someone (agent muɴ-) to give a chicken (theme i-) as a barter item for a pig one is acquiring.