Task: Pos Tagging
Input (English): What is the event of the athlete who became the first Serbian track and field athlete to win a medal at the IAAF Outdoor World Championships ?
Output (English): WP VBZ DT NN IN DT NN WP VBD DT JJ JJ NN CC NN NN TO VB DT NN IN DT NNP NNP NNP NNP .