With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Vacation stars a child actor.
text_B: Classic is the ninth studio album by Canadian country music artist Terri Clark .. Terri Clark. Terri Clark. country music. country music. It was released on November 13 , 2012 via BareTrack Records / EMI Canada .. EMI Canada. EMI. The album features duets with Reba McEntire , Jann Arden , Dierks Bentley , Tanya Tucker and Dean Brody .. Reba McEntire. Reba McEntire. Jann Arden. Jann Arden. Dierks Bentley. Dierks Bentley. Tanya Tucker. Tanya Tucker. Dean Brody. Dean Brody
not_related.