An user German
says…

Der
Determiner
 Vorgängerbau  war
Auxiliary
  das
Determiner
  erste
1st
Adjective
 Unfallkrankenhaus  in
Adposition
  Wien
Proper noun
.

The predecessor building was the first accident hospital in Vienna.
Words and sentences
New
der

New
war

  1. first-person singular preterite of sein
  2. third-person singular preterite of sein

New
das

1st
New
erste

first

New
in

New
Wien

  1. Vienna (the capital city of Austria)
  2. Vienna (a state of Austria)

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