Standard Macedonian (Skopje). Non-active voice: Participial construction with the verb 'to be', 3

Jadi sinko, jas sum jadena
jad-i
eat(IPFV)-IMP.2SG
sin-ko
son(M)-VOC
jas
1SG.NOM
sum
be(IPFV).PRS.1SG.AUX
jad-en-a
eat(IPFV)-PTCP-F.SG
Eat son, I have already eaten.
Type: Published source
Source: Конески 1967: 443