Bulgarian (Zlatograd). Perfect: auxiliary verb in the active voice: 'to be', 1

Zaburˈila sǝm katrˈo beʃˈe
zaburˈi-l-a
forget(PF)-PTCP-F.SG
sǝm
be(IPF).PRS.1SG
katr-ˈo
which-N.SG
beʃˈe
be(IPF).IPFV.3SG
I forgot, which one it was.
Type: Naturalistic spoken
Source: Mikhailov 2016: 172