Parity I
Parity
UFR with a target, UF with UR
The last corner letter of an odd-length memo.
Your status
Algorithms (4)
r B' U2 R2 F R F' R U2 r' U r B r'
My choice
14 HTM · 14 STM · 17 QTM
rotationless
<U,R,F,B>
One hand: needs L, B, S or E
BLDDB, on 23 solvers' sheets
R2 D R' U2 R D' R' U' R' F' R U R' U' R' F
R2 U' R' U'
20 HTM · 20 STM · 23 QTM
rotationless
<U,R,F,D>
One hand: R, U and M with F and D
BLDDB, on 12 solvers' sheets
L U' L2 U' L2 U L2 D' L2 U L2 U' L2 D L'
15 HTM · 15 STM · 21 QTM
3-gen
rotationless
<U,D,L>
One hand: needs L, B, S or E
BLDDB, on 5 solvers' sheets
R2 D R' U2 R D' R2 U' R U2 L' U R' U' L
15 HTM · 15 STM · 19 QTM
rotationless
<U,R,D,L>
One hand: needs L, B, S or E
BLDDB, on 4 solvers' sheets
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: U R U R2 F' R U R U' R' F R U R D R' U2 R D' R2. Every algorithm above was run by our logic engine from that state and reaches "solved".