1. which (Question word that goes with noun. Gets endings.)
2. which one (Question word, that refers back to a noun. German doesn't need "one" here. Gets endings.)
"was... für" is a colloquial German version for "what kind" and it's incredibly common. Time to learn how to use it.
In this lesson, we'll learn the question words and the grammar you need to properly ask questions in German. With audio examples and quizzes.