With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ramadan is a month of feasting.
text_B: Mariano Ospina Rodriguez was a Colombian politician , journalist and lawyer , founder of the Colombian Conservative Party and later President of Colombia between 1857 and 1861 during the Granadine Confederation .. Colombian. Colombian people. Conservative. Colombian Conservative Party. Colombian Conservative Party. Colombian Conservative Party. President of Colombia. President of Colombia. Granadine Confederation. Granadine Confederation
not_related.