3x3x3 / Belt

ML : Middle Layer

• 3x3x3 / Edges First / EML

FL : First Layer

CFL : Corners of the First Layer

EFL : Edges of the First Layer

• 3x3x3 / Corners First / EFL

OFL : Orientation of the First Layer

• 3x3x3 / 2-Look OLL / OCLL

Parity

• Clockwise
• Counterclockwise

PFL : Permutation of the First Layyer

• 3x3x3 / 2-Look PLL or 3x3x3 / Full PLL

Parity

• Opposite Edges

LL : Last Layer

Reference

• Speedsolving Wiki
  • Belt