ELS R6
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).
Your status
Algorithms (6)
R B U2 B' R'
My choice
5 HTM · 5 STM · 6 QTM
3-gen
rotationless
<U,R,B>
Cubemuch
Rw U' R' U2 R U Rw'
7 HTM · 7 STM · 8 QTM
2-gen
rotationless
oh
<U,R>
Cubemuch
y' B Rw B2 Rw' B'
5 HTM · 5 STM · 6 QTM
2-gen
rotation
<R,B>
Cubemuch
y F R U2 R' F'
5 HTM · 5 STM · 6 QTM
3-gen
rotation
<U,R,F>
Cubemuch
y Lw' U Lw U2 Lw' U' Lw
7 HTM · 7 STM · 8 QTM
2-gen
rotation
<U,L>
Cubemuch
L y2 B' L' B2 L B y2 L'
7 HTM · 7 STM · 8 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: Rw U' R' U2 R U Rw'. Every algorithm above was run by our logic engine from that state and reaches "f2l-eo".