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: World number one Pete Sampras , seeking his first Grand Slam title of the year , and women 's top seed Steffi Graf , aiming for her third , should be able to ease into the year 's final major , which begins on Monday . 

World number one Pete <B-PER> Sampras <I-PER> , seeking his first Grand <B-MISC> Slam <I-MISC> title of the year , and women 's top seed Steffi <B-PER> Graf <I-PER> , aiming for her third , should be able to ease into the year 's final major , which begins on Monday . 