So, overall, the idea is a frozen conflict, a demilitarized zone, and Ukrainian neutrality. Not dissimilar to countless such compromises throughout the Cold War, including the Korean peninsula, East Berlin, and most famously, the Austrian Neutralitätserklärung. Your prudent analyst also once dared to suggest a similar course of realist compromise in a paper, but that was a few years back, and the war might have been entirely avoided that way. 

The Post lamented further, adding, “Although some Republican lawmakers are among the strongest supporters of Ukraine, others have been increasingly reluctant to continue providing federal funding toward the war, arguing that the money is better spent on domestic issues such as securing the southern U.S. border.” ...

Either way, at least Vance has a theory of victory, and a plan to end the rush towards a peer nuclear war with another great power. The entire Cold War was about the same compromises. The other side has no plan. And that should ideally disqualify them from talking about the war.