Definition: In this task, you are given a text from a post. Your task is to find all of the proper nouns and label them. The labels are <B-PER>, <I-PER> for persons; <B-ORG>, <I-ORG> for organizations; <B-LOC>, <I-LOC> for locations; and <B-MISC>, <I-MISC> for other nouns. The capital 'B' denotes the first word of a proper noun phrase. The capital 'I' denotes all following words of the same noun phrase. If a word is not a part of a proper noun phrase, do not label it.
Input: Looming in Sampras 's future is a likely third-round date with recent nemesis Mark Philippoussis , the rising Australian who took out Sampras in the third round of the Australian Open in January . 

Looming in Sampras <B-PER> 's future is a likely third-round date with recent nemesis Mark <B-PER> Philippoussis <I-PER> , the rising Australian <B-MISC> who took out Sampras <B-PER> in the third round of the Australian <B-MISC> Open <I-MISC> in January . 