TherapieGo: C2, D2, B2, A2, D1, E1, C1, E2, A3, B3, A1, why it's not "Wrong; disadvantageous ko." ? because if we continue, we get A4, A6, A2 and we can't take first. I've rectified the problem entirely, in case anyone wants to take a look at my SGF file.k.
SGF