With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Mel Gibson studied at the Australian National Institute of Dramatic Art.
text_B: The 1998 LPGA Tour was the 49th season since the LPGA Tour officially began in 1950 .. LPGA Tour. LPGA Tour. The season ran from January 16 to November 22 .. The season consisted of 36 official money events .. Se Ri Pak and Annika Sorenstam won the most tournaments , four each .. Se Ri Pak. Se Ri Pak. Annika Sorenstam. Annika Sorenstam. Annika Sorenstam led the money list with earnings of $ 1,092,748 .. Annika Sorenstam. Annika Sorenstam. This was the first year that non-American winners outnumbered American winners -LRB- 19 to 17 -RRB- .. There were four first-time winners in 1998  : Amy Fruhwirth , Rachel Hetherington , Se Ri Pak , Pearl Sinn .. Se Ri Pak. Se Ri Pak. Amy Fruhwirth. Amy Fruhwirth. Rachel Hetherington. Rachel Hetherington. Pearl Sinn. Pearl Sinn. The tournament results and award winners are listed below .
not_related.