All of these variations are quintessentially legislative judgments. It would be very difficult for the Framers to have eschewed deciding 14 years was a constitutional limitation, and for this Court to say 99 years is, and again, even the petitioners aren't asking the Court to make that judgment.
the petitioners deliberately avoid using; abstain from setting a constitutional limitation.
Using the present participle of the verb eschewed rather than the past participle confused it.
( z1 and :op ( z2 avoid :ARG0 ( z3 person :ARG0-of ( z4 petition ) ) :ARG1 ( z5 use :ARG0 z3 ) :manner ( z6 deliberate ) ) :op ( z7 abstain :ARG0 z3 :ARG1 ( z8 set :ARG0 z3 :ARG1 ( z9 limit :ARG0 ( z10 constitution ) ) ) ) )