AF2L 18
Trapped edge: The edge is stuck in another slot.
Algorithms
U F' U2 F L' U' Lreads as U F' U2 F · Extract (lefty)U r' F' D' F D rU' R U' R' F U2 F'reads as Su (reverse) · F U2 F'U' R U' R' U2 F' L F L'reads as Su (reverse) · U2 · Lefty Sledge (reverse)y' U F' U' R' U R F R' U' Rreads as y' U · P OLL (inverse) · Extract (inverse)y' U R' U2 R F' U' F R' U2 Rreads as y' U · Ne (inverse) · F' U' F · Ne (inverse)