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
Q: Quina quantitat d’espècies d’arbres es calcula que hi ha a la selva tropical de l’Amazones?
A: 
Which nation contains the majority of the amazon forest?