With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ray Milland starred in the film The Big Clock.
text_B: Chronometer or chronoscope may refer to  :. Chronometer of Loulie , a precursor to the metronome. Chronometer of Loulie. Chronometer of Loulie. Clock. Clock. Clock. COSC certified chronometer , a Swiss watch certified by the COSC. COSC certified chronometer. COSC certified chronometer. Chronometer watch. Chronometer watch. Chronometer watch. Certified chronometer. Certified chronometer. Certified chronometer. Observatory chronometer , a device certified by an observatory to be extremely accurate. Observatory chronometer. Observatory chronometer. Marine chronometer , a timekeeper used for marine navigation. Marine chronometer. Marine chronometer. Railroad chronometer , a specialized timepiece once used for safe operation of trains. Railroad chronometer. Railroad chronometer. Chronoscope or time viewer , a fictional , oracle-like device occasionally employed in science fiction. time viewer. time viewer. Longines Chronoscope , an American television program -LRB- 1951 -- 1955 -RRB-. Longines Chronoscope. Longines Chronoscope
not_related.