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: But Carlo Hoffmann , an 11-year-old jailer 's son who found the bottle on the beach at Robben Island off Cape Town after winter storms , will send his letter back by ordinary mail on Thursday , the post office said . 

But Carlo <B-PER> Hoffmann <I-PER> , an 11-year-old jailer 's son who found the bottle on the beach at Robben <B-LOC> Island <I-LOC> off Cape <B-LOC> Town <I-LOC> after winter storms , will send his letter back by ordinary mail on Thursday , the post office said . 