With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Michael Gambon is an actor.
text_B: Ralph Hunt -LRB- died c. 1432 -RRB- of Bath , Somerset , was an English politician .. Bath. Bath ( UK Parliament constituency ). He was a Member -LRB- MP -RRB- of the Parliament of England for Bath in 1417 , 1422 , 1423 and 1426 .. Member. Member of Parliament. Parliament of England. Parliament of England. Bath. Bath ( UK Parliament constituency ). He was Mayor of Bath September 1408-9 , 1410-11 , 1412-13 , 1414-15 , 1421-2 , 1429-30 .. Bath. Bath ( UK Parliament constituency ). Mayor of Bath. Mayor of Bath
not_related.