With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Mitt Romney won against Ted Kennedy.
text_B: Chukwuemeka Chikelu is a Nigerian lawyer and politician who was a National Representative from Anambra State -LRB- 1999 -- 2003 -RRB- , and then was Minister of Information and National Orientation during the second term of President Olusegun Obasanjo .. National Representative. Nigerian National Assembly delegation from Anambra. Anambra State. Anambra State. Olusegun Obasanjo. Olusegun Obasanjo
not_related.