With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Dustin Hoffman has portrayed characters that are vulnerable.
text_B: LGU may refer to  :. Local government unit , especially in the Philippines. Local government. Local government. Ladies ' Golf Union , British golf governing body. Logan-Cache Airport in Logan , Utah , United States -LRB- IATA code  : LGU -RRB-. Logan-Cache Airport. Logan-Cache Airport. London Guildhall University , a former university in the United Kingdom. London Guildhall University. London Guildhall University. The Russian acronym for Leningrad State University -LRB- Ленинградскии государственныи университет  /  Leningradsky gosudarstvenny universitet -RRB-. Leningrad State University. Leningrad State University
not_related.