With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Emily Blunt starred in The Young Victoria.
text_B: NOAA-18 , known before launch as NOAA-N , is a weather forecasting satellite run by NOAA .. NOAA. NOAA. NOAA-N -LRB- 18 -RRB- was launched on May 20 , 2005 , into a sun-synchronous orbit at an altitude of 854 km above the Earth , with an orbital period of 102 minutes .. NOAA. NOAA. sun-synchronous orbit. sun-synchronous orbit. It hosts the AMSU-A , MHS , AVHRR , Space Environment Monitor SEM / 2 instrument and High Resolution Infrared Radiation Sounder -LRB- HIRS -RRB- instruments , as well as the SBUV / 2 ozone-monitoring instrument .. AMSU-A. Advanced Microwave Sounding Unit. MHS. Microwave Humidity Sounder. AVHRR. AVHRR. SBUV / 2. SBUV / 2. It is the first NOAA POES satellite to use MHS in place of AMSU-B .. NOAA. NOAA. MHS. Microwave Humidity Sounder. POES. Polar Operational Environmental Satellites. AMSU-B. Advanced Microwave Sounding Unit. APT transmission frequency is 137.9125 MHz -LRB- NOAA-18 changed frequencies with NOAA-19 on June 23 , 2009 -RRB- .. NOAA. NOAA. APT. Automatic Picture Transmission
not_related.