Scramble
b2 r' B2 4u2 3f 3l B' U' r2 L2 D R2 F2 u2 B U B2 F2 U 3d' D r2 F b' 4r2 3f 3l 4f' R F 3f l' b' 3u2 4f d2 3b u D d R' d' 4f2 B2 L' D 4f f' U' l 4f' d2 B' u' f d' F2 f2 4r2 4f U 3d 4r2 D2 3b' b R' 3f2 F' D 3l' r 4f f 3f 3d' 3f2 r2 F 4r' 4f r' F' u R B2 U2 4u' F' U2 F' 3u2 3l' F 3b' f 3d' r2 D L b' 3r' R u' U2 D 4f2 L' 3r2 F' D' u' U2 4f2 l' 4f' U' 3b2 R 3l2
Solution
x2
[z : [4R U 4R', 4U]]
[D2 4R : [4R U2 4R', 4D']]
[x' : [4R', U' 4L' U]]
[R2 4U : [4R U 4R', 4U]]
[R : [4R U 4R', 4U]]
[D2 : [4L, U 4R2 U']]
[U, 4R' 4U' 4R]
[U' : [U' 4R' U, 4L']]
[U2, 4R' 4D 4R]
[D' : [D' 4L2 D, 4R2]]
[D 3R : [3R U 3R', 3U]]
[U 3R2 U', 3L]
[3R U 3R', 3U']
[x' D' : [3R2, U' 3L' U]]
[R' 3D : [3R U2 3R', 3D2]]
[3R 3D' 3R', U]
[D' 3R' : [3R' U2 3R, 3U]]
[U : [3R' 3U2 3R, U2]]
[U' : [3R' 3D' 3R, U']]
[3R 3U' 3R', U2]
[R 2D' : [2D', 2R U2 2R']]
[L2 : [2D, 2R U2 2R']]
[D r : [2R U 2R', 2U']]
[y' r' : [2U, 2R' U' 2R]]
[L2 2U' : [2U', 2R U 2R']]
[U : [U, 2R' 2D' 2R]]
[F 2U' : [2U', 2R' U2 2R]]
[y' U' : [2L 2U 2L', U2]]
[D : [U 2R U', 2L2]]
[U2, 3R' 4D' 3R]
[D U : [4R, U 3R2 U']]
[R' : [3D, 4R' U 4R]]
[3R : [3R U2 3R', 4D]]
[D U : [4R2, U 3R U']]
[x' : [U 3L' U', 4L2]]
[L 3U : [4R U 4R', 3U2]]
[x' : [U' 4L' U, 3L']]
[x' z' U' : [3L', U' 4L' U]]
[D 3R : [4U', 3R U2 3R']]
[R' : [4L' U 4L, 3U]]
[4L U 4L', 3D]
[D' U : [4L2, U 3R U']]
[R2 : [4R U' 4R', 3D']]
[3L', U' 4R2 U]
[L : [3R' U2 3R, 4D']]
[y' : [4L 3U' 4L', U2]]
[4L 3U' 4L', U]
[D : [3L, U 4L2 U']]
[L' : [2D', 4R' U 4R]]
[R2 : [4U', 2R' U2 2R]]
[4R U 4R', 2U']
[R' : [4D', 2R U2 2R']]
[2L2, U' 4L U]
[U2, 2R 4U' 2R']
[L : [2D, 4L' U' 4L]]
[x' : [U' 4L' U, 2L']]
[4R 2D' 4R', U]
[x : [2L, U' 4L U]]
[F2 : [2D', 4R U' 4R']]
[U' : [4R, U' 2R' U]]
[2U, 4R' U' 4R]
[D r : [2R U2 2R', 4U']]
[R 4U : [2R U2 2R', 4U]]
[D : [2L', U' 4R2 U]]
[U2, 2R 4D' 2R']
[U : [U, 2R 4D 2R']]
[x' U' : [U' 4R U, 2L']]
[D U : [U 2R2 U', 3R]]
[R' 2U : [3R U 3R', 2U]]
[D' U : [3R2, U 2R U']]
[3U, 2R' U2 2R]
[U2, 2R' 3D 2R]
[D2 3R' : [2D, 3R' U 3R]]
[U : [2R 3U' 2R', U2]]
[U' : [2R 3U' 2R', U2]]
[U : [2R 3U' 2R', U]]
[3R' 2U' 3R, U]
[2R : [3U, 2R U2 2R']]
[2U : [3R' U' 3R, 2U]]
[D : [U 3L U', 2L2]]
[3U', 2R U2 2R']
[D' 3R : [2D', 3R U' 3R']]
[U, 3L 2U 3L']
[L : [3D', 2R' U2 2R]]
[U' : [U', 2R 3D' 2R']]
[r' U : [3L2, U 2R U']]
[4R : [4R, L U' L' U]]
[4R : [U' R U, 4R2]]
[R' : [D2, 4R U 4R']]
[L : [U 4R2 U', L]]
[U' 4R : [4R, U R U']]
[L2 U' : [4R, U' R2 U]]
[U' : [U' 4R U, L]]
[z D' : [4R2, U L' U']]
[z' U : [U 4R U', R]]
[4R' : [4R', R' U R U']]
[U' : [R' U R U', 4R2]]
[3L U : [D' R2 D, 3R']]
[L : [U 3R2 U', L]]
[R' : [D, R' 3U R]]
[3U L : [U' 3R U, L2]]
[3L2 U' : [D2, 3R U 3R']]
U R2 U' 3R2 U R2 U' [x' : U' R' U 3R2 U' R U]
L U' L' U 3R2 U' L U L' [x' : U L' U' 3R2 U L U']
[U : [U L2 U', 3R]]
[3L D' R D : [U R U', 3R2]]
[U' 3R' : [U' R' U, 3R2]]
[R : [D', 3R U2 3R']]
[U' R U, 3R]
[R D' R' D, 2R']
[l' U : [R, U 2R U']]
[L2 : [D2, 2R U' 2R']]
[u' : [U' R U, 2R]]
[L' : [D, 2R U2 2R']]
[l D' R D : [2R2, U R U']]
R' U R U' 2R2 U R' U' R [x' : U' R U 2R2 U' R' U]
[2R : [2R, L U' L' U]]
[R : [U' 2R2 U, R]]
[R : [2R U2 2R', D']]
[L' : [U' 2R U, L2]]
[R' U : [2R, U L' U']]
[R D' R' : [R' D R, U2]]
[U' : [R' D R, U']]
[R' U : [R D R', U2]]
F' D R U' R' U' R U R' F' R U R' U' R' F R D' F