Original sentence: Comparing the lack of a Federal system to other countries without a system of locally controlled states is a bad analogy.Every state has some form of public health care.Other commentators have responded by pointing out that, as exemplified by Taiwan's single payer system having been modeled on Medicare in the US, an obvious and "uniquely American" single payer solution exists, namely extending Medicare to all Americans.and has been the subject of active political debate for decades
Edited sentence: Other commentators have responded by pointing out that, as exemplified by Taiwan's single payer system having been modeled on Medicare in the US