The goal of this task is to translate questions in Catalan into English. The requirements of the translation is that: the text must be equivalent in meaning, the text must not be ambiguous, and the text must be written as a question

Quan va descobrir Carl Wilhelm Scheele l’oxigen?
When did Carl Wilhelm Scheele discover oxygen?

Quin investigador va usar per primera vegada la paraula oxigen?
What researcher first used the word oxygen ?

Fins on considera Fielding H. Garrison que es pot rastrejar la ciència de la geologia?

Stratigraphers try to locate areas for what types of extraction?

