With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jessica Chastain refused to ever appear on Broadway.
text_B: KPGA may refer to  :. KPGA -LRB- FM -RRB- , a radio station -LRB- 91.9 FM -RRB- licensed to Morton , Texas , United States. Page Municipal Airport -LRB- ICAO code KPGA -RRB-. Page Municipal Airport. Page Municipal Airport
not_related.