They're merely labels. You can imagine 'far left' as 'centrist'. I was going to name them A, B and Z but wanted to get across that Far Left voters might prefer

They're merely labels. You can imagine 'far left' as 'centrist'. I was going to name them A, B and Z but wanted to get across that Far Left voters might prefer to compromise on Left than Right, but might prefer Right to Far Right. Clearly this is going to be a more nuanced decision in real life.