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: Russian President Boris Yeltsin 's security supremo Alexander Lebed and Chechen rebel chief-of-staff Aslan Maskhadov signed a deal on Thursday aimed at ending three weeks of renewed fighting in the region . 

Russian <B-MISC> President Boris <B-PER> Yeltsin <I-PER> 's security supremo Alexander <B-PER> Lebed <I-PER> and Chechen <B-MISC> rebel chief-of-staff Aslan <B-PER> Maskhadov <I-PER> signed a deal on Thursday aimed at ending three weeks of renewed fighting in the region . 