Task: Pos Tagging
Input (English): Sentence: I heard that a company ( here is {{ a }} link : http://news.yahoo.com/nestl-purina-releases-commercial-aimed-dogs-183443091.html ) is trying to make a dog food commercial aimed at dogs , complete with squeaky chew - toy sounds , and high pitched sounds that humans ca n't hear . 
Word: a
Output (English): DET