With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: 1918 is when Leslie Groves graduated.
text_B: Rugolomania is an album by composer , arranger and conductor Pete Rugolo , featuring performances recorded in 1954 and 1955 and released on the Columbia label .. Pete Rugolo. Pete Rugolo. Columbia. Columbia Records
not_related.