Up DF
SBLS
Corner on U oriented
Find the corner first (up or down, and its orientation), then where the edge is.
Your status
Algorithms (3)
r U2 M' U' r'
My choice
6 HTM · 5 STM · 7 QTM
3-gen
rotationless
oh
<U,R,M>
SpeedCubeDB, 2 votes
R U2 M2 U' R'
6 HTM · 5 STM · 9 QTM
3-gen
rotationless
oh
<U,R,M>
SpeedCubeDB, 1 votes
U2 M U2 r U r'
7 HTM · 6 STM · 9 QTM
3-gen
rotationless
oh
<U,R,M>
SpeedCubeDB, 0 votes
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 U2' r'. Every algorithm above was run by our logic engine from that state and reaches "second-block", keeping first-block.