With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lithuania is out of NATO.
text_B: We Could n't Leave Dinah is a children 's novel by Mary Treadgold , first published by Jonathan Cape in 1941 with illustrations by Stuart Tresilian .. Mary Treadgold. Mary Treadgold. Jonathan Cape. Jonathan Cape. 1941 in literature. It is a contemporary adventure story set on a fictional island in the English Channel during World War II and eventually during a German occupation .. English Channel. English Channel. World War II. World War II. Treadgold won the 1941 Carnegie Medal recognising the year 's outstanding children 's book .. 1941 in literature. Carnegie Medal. Carnegie Medal ( literary award ). In the U.S. , it was published within the calendar year as Left Till Called For , with illustrations by Richard Floethe -LRB- Doubleday , Doran , 1941 -RRB- , and under its original title in 1964 , again with new illustrations .. 1941 in literature
not_related.