What is the dependent clause in the following sentence?

although maria liked the dress, she did not buy it.

although maria liked the dress,
she did not buy it.
did not buy it.
maria liked the dress

The dependent clause in the given sentence above is, Although Maria liked the dress. A dependent clause is a kind of clause that also contains a subject and a predicate, but cannot stand alone because it does not convey a complete thought. It needs the main sentence in order to complete its idea. Dependent clauses are introduced by subordinating conjunctions. The subordinating conjunction that is used in this dependent clause is the word "although".