240902, 260521, 261502, 261521, 280105 - Pennants (flags in the form of a triangle), flags with forked sides. Triangles that are completely or partially shaded. Plain single or multiple line polygons. Polygons that are completely or partially shaded. Inscriptions in Greek characters, including the following: Α α Β β Γ γ Δ δ Ε ε Ζ ζ Η η Θ θ Ι ι Κ κ Λ λ Μ μ Ν ν Ξ ξ Ο ο Π π Ρ ρ ς Σ σ Τ τ Υ υ Φ φ Χ χ Ψ ψ Ω ω.