When Ziz[1] meets Ziz[6],that is, Δ meets Λ

When Ziz[1] meets Ziz[6],that is, Δ meets Λ, it usually means three things:
Δ Ziz Vivorin restrain Λ Ziz Lucivors, abbreviation is Δ RST Λ
Δ Ziz Vivorin overpower Λ Ziz Lucivors, abbreviation is Δ OVP Λ
Δ Ziz Vivorin be reversed Λ Ziz Lucivors, abbreviation is Δ REVed Λ