Some KKE voters were saying they would switch votes to Syriza in a second election.

BBC: Greece: Trying to understand Syriza

One current obstacle to this is the KKE's historic enmity to Syriza and indeed the entire rest of the Greek left.

BBC: Greece: Trying to understand Syriza

But in the early 1990s the main Moscow-oriented KKE quit the alliance, purging about 45% of its members, who then stayed inside Synaspismos with the Eurocommunists.

BBC: Greece: Trying to understand Syriza