ELS R7
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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).
Your status
Algorithms (9)
R2 B' R' B2 U2 B' R'
My choice
7 HTM · 7 STM · 10 QTM
3-gen
rotationless
<U,R,B>
Cubemuch
y' B Rw B' U B' U' Rw' B'
8 HTM · 8 STM · 8 QTM
3-gen
rotation
<U,R,B>
Cubemuch
(U') first, then:
R U R2 Rw U' M U2 Rw U' Rw'
11 HTM · 10 STM · 13 QTM
3-gen
rotationless
oh
<U,R,M>
Do U' first (AUF) on the case as drawn. · Cubemuch
(U') first, then:
x U' B U B Lw B U2 B' Lw'
9 HTM · 9 STM · 10 QTM
3-gen
rotation
<U,L,B>
Do U' first (AUF) on the case as drawn. · Cubemuch
(U) first, then:
y U2 L' U L U F R U2 R' F'
10 HTM · 10 STM · 12 QTM
rotation
<U,R,F,L>
Do U first (AUF) on the case as drawn. · Cubemuch
(U2) first, then:
y L' U2 x' U L' U' x2 L' U' L' U
9 HTM · 9 STM · 10 QTM
2-gen
rotation
<U,L>
Do U2 first (AUF) on the case as drawn. · Cubemuch
(U) first, then:
R' U' F' U F2 R2 U R' U' R' F' R
12 HTM · 12 STM · 14 QTM
3-gen
rotationless
<U,R,F>
Do U first (AUF) on the case as drawn. · Cubemuch
y L' U x L2 U' L' y' U2 L U'
8 HTM · 8 STM · 10 QTM
2-gen
rotation
<U,L>
Cubemuch
(U2) first, then:
y' Lw' y Lw' U Lw' y' U Lw U2 Lw' U'
9 HTM · 9 STM · 10 QTM
2-gen
rotation
<U,L>
Do U2 first (AUF) on the case as drawn. · Cubemuch
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: B Rw U B U' B Rw' B' y. Every algorithm above was run by our logic engine from that state and reaches "f2l-eo".