With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Telangana contains the metropolis Khammam.
text_B: Marcovaldo is a collection of 20 short stories written by Italo Calvino .. Italo Calvino. Italo Calvino. It was initially published , in 1963 , as Marcovaldo ovvero Le stagioni in citta -LRB- Marcovaldo , or The Seasons in the City -RRB- , but the first stories were written in the early 1950s .
not_related.