With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Colombia has not had conflict.
text_B: What If ?. 2 , subtitled More What If ?. : Eminent Historians Imagine What Might Have Been , is a collection of twenty-five essays dealing with counterfactual history .. counterfactual history. virtual history. It was published by G.P. Putnam 's Sons in 2001 , ISBN 0-399-14795-0 , and edited by Robert Cowley .. Robert Cowley. Robert Cowley. It is the successor of What If ?. It was combined with the original What If ?. in The Collected What If ?
not_related.