With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Britney Spears is not an American singer.
text_B: Mount Weller is a mountain , 1,080 m , standing west of Auster Glacier and 2 nautical miles -LRB- 3.7 km -RRB- east of Reference Peak in Enderby Land .. mountain. mountain. Auster Glacier. Auster Glacier. Reference Peak. Reference Peak. Enderby Land. Enderby Land. It was plotted from air photos taken by ANARE -LRB- Australian National Antarctic Research Expeditions -RRB- in 1956 and was named by the Antarctic Names Committee of Australia -LRB- ANCA -RRB- for G.E. Weller , a meteorologist at Mawson Station in 1961 .. Australian National Antarctic Research Expeditions. Australian National Antarctic Research Expeditions. Antarctic Names Committee of Australia. Antarctic Names Committee of Australia. G.E. Weller. G.E. Weller. Mawson Station. Mawson Station
not_related.