The one stipulation on the hypothesis is that it must be testable.
(The one stipulation on the hypothesis; is; that it must be testable) Context(The one stipulation on the hypothesis is,List([0, 40))):(it; must be; testable)
The one stipulation on the hypothesis is,List([0, 40))
The one stipulation on the hypothesis it
is must be
that it must be testable
testable