R' U' F B R2 U2 F2 L2 B' U2 F2 U2 L F2 U' R D2 B' D' U L' D' F2 R' U' F
Results
21
Solution
F' B' U2 R2 B2 L2 U2 L' B2 R' D2 F B D B2 L2 F' D F' U2 D2
(U2 D2 F D' F) //DR-2s 5
F' B' (L2 B2 D' F' B') //DR 7/12 4b2 6e
(D2 R B2 L) //HTR 4/16
(U2 L2 B2 R2 U2) //FINISH 5/21
the orignial DR was
F B' R' B2 L, F B (U2 D2 F D' F) //12+4a1
then i realized that (U2 D2 F D' F) was a DR-2s
R' U' F R2 D2 B L2 F D2 L2 F2 U2 F' U2 L D B D2 R' U' F' R U2 R' U' F
Results
22
Solution
L2 F2 B U' B2 D R2 L D2 R2 D2 B2 L' U2 L2 D2 B2 D2 B' L' F R2
Fun solution:
L2 B (F' L B) //EO 5
F2 U' B2 D //DR 4/9 4b4
notice the EO part in inverse is a 7c8e trigger
L2 B (R2 F' L B) //new EO 6
F2 U' B2 D //DR 4/10 4a2
R' F2 R2 F2 D2 R' //HTR 6/16
U2 L2 D2 B2 D2 //M 5/21+1
R' U' F U2 L U2 L' D2 F2 L D2 R2 F2 D2 L2 D R' B L F' L' D' R' U2 R' U' F
Results
20
Solution
R2 F' R D' F2 B' D' R' U R D2 F2 U' D L2 U R2 B2 R2 L2
R2 F' R D' B' //EO 5
F2 D' R' U R //extended DR 5/10 4a1 4e
D2 F2 B2 D //extended HTR 4/14
R2 B2 L2 R2 //E 4/18+2
other:
(D B') R F' //EO 4
R' D2 B2 D' R //DR 5/9 4b2 4e
(F2 R2 D' R2 F2 D') //HTR 6/15
(L2 R2 U2 F2 B2 L2) //FINISH 6/21
D2 B' (L2 F') //EO 4
(R2 U2 R U F2 U') //DR 6/10 4b2 lots of vars
R' U' F D2 R' B R U R2 L' D2 R' F2 L2 B2 U' R2 L2 B2 U2 R U R' U' F
Results
22
Solution
R2 F D L2 F2 B2 D B2 R2 B2 U2 B2 R2 U' B D B' D' L D' B D2
(D2 B' D L') //EO 4
R2 F (D B D' B') //DR 6/10 6c3, counted it as 4c4e instead of 3c4e and switched and found this DR
(U) D L2 F2 B2 D //HTR 6/16
B2 R2 B2 U2 B2 R2 //FINISH 6/22