This task is about translating a given Spanish language sentence to English.
One example is below.
Q: Leeuwenhoek y Huygens... ...fueron abuelos de la medicina moderna:
A: Leeuwenhoek and Huygens... ...are the grandfathers of much of modern medicine.
Rationale: This is a good example because the Spanish sentence has been translated correctly to English.
Q: Este metodo permite hacer calculos con buena aproximacion de decenas o miles de anos (hasta 50.000 anos). Francamente, el carbono 14 no es util mas alla de 50 o 60.000 anos.
A:
So this will give us pretty good estimates of over tens of thousands of years (up to 50 thousand years) and frankly carbon 14 isn't even useful beyond really 50 or 60 thousand years.