Input: which deltaic complex in north america originated as a result of the taconic (acadian) orogeny?

Output: Catskill Delta

Input: which part of the ocean is the deepest?

Output: Mariana Trench

Input: who wrote the music for the german national anthem?

Output: Austrian composer Joseph Haydn

Input: where does corrosion occur in a galvanic cell?

Output:
at the anode