Labels:barrier reef | clock | earth | grass | sky OCR: Stronger Plug-in Post (Ir 1 Ic)(0C Or) 0c Or] Weaker Weak Plug-in Plug-in Post Partial Post (Ir = IC]A ICOC 0 Satigfies Weal Post Feature Post (Ir Ic AIFADC 0 ICADC Or DOPE $)A{Or Plug-in Pre Feature 3$(Ic AOc A (IrAOr ] AIFA 36ICA