When Ziz[1] meets Ziz[5],that is, Δ meets Ξ

When Ziz[1] meets Ziz[5],that is, Δ meets Ξ, it usually means three things:
Δ Ziz Vivorin restrain Ξ Ziz Umbanova, abbreviation is Δ RST Ξ
Δ Ziz Vivorin overpower Ξ Ziz Umbanova, abbreviation is Δ OVP Ξ
Δ Ziz Vivorin be reversed Ξ Ziz Umbanova, abbreviation is Δ REVed Ξ