With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Boromir is mentioned in the third and last volume of The Lord of the Rings.
text_B: Boromir is a fictional character in J. R. R. Tolkien 's legendarium .. J. R. R. Tolkien. J. R. R. Tolkien. legendarium. legendarium. He appears in the first two volumes of The Lord of the Rings -LRB- The Fellowship of the Ring and The Two Towers -RRB- , and is mentioned in the last volume , The Return of the King .. The Fellowship of the Ring. The Fellowship of the Ring. The Two Towers. The Two Towers. The Lord of the Rings. The Lord of the Rings. The Return of the King. The Return of the King. Fellowship of the Ring. Fellowship of the Ring ( characters ). He is the heir of Denethor II -LRB- the 26th Ruling Steward of Gondor -RRB- and the elder brother of Faramir .. Denethor II. Denethor. Ruling Steward. Stewards of Gondor. Gondor. Gondor. Faramir. Faramir. In the course of the story Boromir joins the Fellowship of the Ring .. Fellowship of the Ring. Fellowship of the Ring ( characters ). Boromir is portrayed as a noble character who believes passionately in the greatness of his kingdom , who would have defended its people to the last .. Boromir 's great stamina and physical strength , together with a forceful and commanding personality , made him a widely admired commander in Gondor 's army  : he was made Captain of the White Tower , and quickly became Captain-General , also bearing the title High Warden of the White Tower .. Gondor. Gondor. He was also heir apparent to the Stewardship .. Boromir led many successful forays against Sauron 's forces , prior to his journey north to Rivendell , which brought him great esteem in the eyes of his father , Denethor .. Sauron. Sauron. Rivendell. Rivendell
related.