VLS 97 miroir
ZBLS
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Find the pair's shape as for F2L, then count the misoriented last-layer edges (a top edge whose top facet does not show the top colour).
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Algorithms (9)
F R' F' R
My choice
4 HTM · 4 STM · 4 QTM
2-gen
rotationless
<R,F>
Cubemuch
Rw U R' U' M
6 HTM · 5 STM · 6 QTM
3-gen
rotationless
oh
<U,R,M>
Cubemuch
x U R' U' R x'
4 HTM · 4 STM · 4 QTM
2-gen
rotation
oh
<U,R>
Cubemuch
y2 B L' B' L
4 HTM · 4 STM · 4 QTM
2-gen
rotation
<L,B>
Cubemuch
(U') first, then:
R2 B' R' B x B R'
6 HTM · 6 STM · 7 QTM
2-gen
rotation
<R,B>
Do U' first (AUF) on the case as drawn. · Cubemuch
(U') first, then:
R U R' y' R' U R
6 HTM · 6 STM · 6 QTM
2-gen
rotation
oh
<U,R>
Do U' first (AUF) on the case as drawn. · Cubemuch
x U' B y B U' B' U2
6 HTM · 6 STM · 7 QTM
2-gen
rotation
<U,B>
Cubemuch
(U') first, then:
R y U' R U R' y' R'
6 HTM · 6 STM · 6 QTM
2-gen
rotation
oh
<U,R>
Do U' first (AUF) on the case as drawn. · Cubemuch
L y2 B L' B' L y2 L'
6 HTM · 6 STM · 6 QTM
2-gen
rotation
<L,B>
Cubemuch
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: M' U R U' Rw'. Every algorithm above was run by our logic engine from that state and reaches "f2l-eo".