I notice "mhkr" — if ROT13 → not obvious.
Check “zfnels” — ROT13 back? That would be “msaryf” — not English. “zuxe” ROT13 → “mhkr”.
t (20) ↔ g (7) t ↔ g b (2) ↔ y (25) y (25) ↔ b (2) q (17) ↔ j (10) → ? That’s “ggy bj” — no.
Check “zfnels” — ROT13 back? That would be “msaryf” — not English. “zuxe” ROT13 → “mhkr”. ttbyq msaryf mhkr
t (20) ↔ g (7) t ↔ g b (2) ↔ y (25) y (25) ↔ b (2) q (17) ↔ j (10) → ? That’s “ggy bj” — no. I notice "mhkr" — if ROT13 → not obvious