Ortega OLL
7 cases
Orient the 2x2's top face over a solved bottom face.
Recognition
• Top-colour stickers on top: one → Sune or Anti Sune
• Top-colour stickers on top: none → H or Pi
• Top-colour stickers on top: two → P, T or L
• Top-colour stickers on top: four → solved
• Then read where the others point.