ELS E4 (43)
OLS-FE
Spot the flipped edge in the slot, then read the last layer's orientation.
Your status
Algorithms (7)
(U) first, then:
x Lw U2 B U2 B' U Lw' U Lw' B' Lw
My choice
11 HTM · 11 STM · 13 QTM
3-gen
rotation
<U,L,B>
One hand: needs L, B, S or E
Do U first (AUF) on the case as drawn. · Cubemuch
y' Lw U' Lw' B Lw' B U' B2 U B2 Lw
11 HTM · 11 STM · 13 QTM
3-gen
rotation
<U,L,B>
One hand: needs L, B, S or E
Cubemuch
(U2) first, then:
z' B' Lw' U B' U Lw' B' Lw U' B Lw B
12 HTM · 12 STM · 12 QTM
3-gen
rotation
<U,L,B>
One hand: needs L, B, S or E
Do U2 first (AUF) on the case as drawn. · Cubemuch
(U) first, then:
y2 L B U L' B L' B' L U' L B' L'
12 HTM · 12 STM · 12 QTM
3-gen
rotation
<U,L,B>
One hand: needs L, B, S or E
Do U first (AUF) on the case as drawn. · Cubemuch
(U2) first, then:
y2 B' L' B U' B L' B' L B' U L B
12 HTM · 12 STM · 12 QTM
3-gen
rotation
<U,L,B>
One hand: needs L, B, S or E
Do U2 first (AUF) on the case as drawn. · Cubemuch
y' Rw' U' Rw' U Rw' B Rw2 B' U Rw U B
12 HTM · 12 STM · 13 QTM
3-gen
rotation
<U,R,B>
One hand: needs L, B, S or E
Cubemuch
(U) first, then:
x U R' U' R y U2 R2 U R U' R U R U
13 HTM · 13 STM · 15 QTM
2-gen
rotation
oh
<U,R>
One hand: R and U only
Do U 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: Lw' B2 U' B2 U B' Lw B' Lw U Lw' y. Every algorithm above was run by our logic engine from that state and reaches "f2l-oll".