tepi'o BAI* cmavo-compound

pilno modal, 3rd place (instrumental) a tool usage for purpose ...

In notes:

ko'au (exp!)
kosmu modal, 1st place with purpose...
selcu'acu'i
x1=cux2 is an option for x2=cux1 among options x3=cux3; x2 choosing x1 is a possibility under conditions x4=cum2.
terpli
x1 (abstraction) is the purpose of x2, used by x3