Note
Did you notice: in German the fly sits at the window.Breakdown of Am Fenster sitzt eine Fliege.
ein
a, an
die Fliege
the fly
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
das Fenster
the window
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