Breakdown of Am Nachbartisch sitzt eine schöne Frau.
die Frau
the woman
ein
a, an
der Nachbartisch
the neighbour table
sitzen
to be sitting/ to sit
This is a verb indicating a position. (not a movement).
It can be followed by a preposition and a dative
am
at the masculine, neuter
schön
beautiful
Elon.io is an online learning platform
We have an entire course teaching German grammar and vocabulary.