BT
Algorithms (4)
u' R E' R' U R E R' E'
My choice
12 HTM · 9 STM · 12 QTM
3-gen
rotationless
<U,R,E>
One hand: needs L, B, S or E
BLDDB, on 37 solvers' sheets
M U M' U' R' U M U' r
12 HTM · 9 STM · 12 QTM
3-gen
rotationless
oh
<U,R,M>
One hand: R, U and M
BLDDB, on 15 solvers' sheets
R U R U R U' R' U' R' U'
10 HTM · 10 STM · 10 QTM
2-gen
rotationless
oh
<U,R>
One hand: R and U only
BLDDB, on 7 solvers' sheets
U L E2 L' U L E2 L' U2
11 HTM · 9 STM · 16 QTM
3-gen
rotationless
<U,L,E>
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: r' U M' U' R U M U' M'. Every algorithm above was run by our logic engine from that state and reaches "solved".