With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Thomas Mann is involved with Kong: Skull Island.
text_B: The Harlow PC-5 was a 1930s American military trainer version of the PJC-2 designed and built by the Harlow Aircraft Company .. American. United States. PJC-2. Harlow PJC-2
not_related.