ELS F4
ZBLS
corner-slot
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 (7)
R U2 R' F' U2 F
My choice
6 HTM · 6 STM · 8 QTM
3-gen
rotationless
<U,R,F>
Cubemuch
R U2 R' y' R' U2 R
6 HTM · 6 STM · 8 QTM
2-gen
rotation
oh
<U,R>
Cubemuch
R U2 R' y' U R' U R
7 HTM · 7 STM · 8 QTM
2-gen
rotation
oh
<U,R>
Cubemuch
(U2) first, then:
y2 B' U Lw' U' B U Lw B
8 HTM · 8 STM · 8 QTM
3-gen
rotation
<U,L,B>
Do U2 first (AUF) on the case as drawn. · Cubemuch
(U2) first, then:
R' F R F' Rw U' Rw' U2 Rw U Rw'
11 HTM · 11 STM · 12 QTM
3-gen
rotationless
<U,R,F>
Do U2 first (AUF) on the case as drawn. · Cubemuch
(U2) first, then:
Lw' U x Lw y2 U2 Lw' U2 Lw U
8 HTM · 8 STM · 10 QTM
2-gen
rotation
<U,L>
Do U2 first (AUF) on the case as drawn. · Cubemuch
y' B Rw B2 Rw' B2 y' B x' Rw B'
8 HTM · 8 STM · 10 QTM
2-gen
rotation
<R,B>
Cubemuch
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: R' U2 R y R U2 R'. Every algorithm above was run by our logic engine from that state and reaches "f2l-eo".