With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Carbon has the symbol C.
text_B: The Nampa Public Library is located in historic downtown Nampa , Idaho at 215-12th Avenue South .. The library is a member of the Lynx !. Consortium of libraries in the Treasure Valley .. Treasure Valley. Treasure Valley. The library offers materials in a variety of formats including books , magazines , audiobooks , CDs , VHS tapes , DVDs , eAudiobooks and a variety of databases .. Fourteen Internet computers are available on a first come-first-served basis .. Except during holidays or unusual events , the library is open Monday through Saturday and closed on Sunday .. In fiscal year 2006 , the library had over 290,000 customer visits , averaging 968 per day , and a collection of over 143,000 items .. In 2011 , the average customer visits were over 1100 per day .. Nampa Public Library employs 17 full-time employees , and 17 part-time employees .. 5 staff members hold master 's degrees in librarianship .
not_related.