That's right. That's the important hurdle, and we'd like to jump that first, but the other ones, Justice, you're right, in 1831 and in 1909 Congress extended terms in a way that is inconsistent with the strongest form of the test that we have advanced. Those extensions, however, were never challenged in any court and certainly not considered by this Court.
the inconsistency of extensions is questionable 
The scenario states that the extensions were inconsistent with the strongest form of the test that has advanced and was never challenged. So, he is questioning the decisions. The model probably can't tell if he is questioning or stating
( z1 question :ARG1 ( z2 consistent :polarity - :ARG1 ( z3 extend ) ) )