With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Washington Naval Conference resulted in the end of the Five-Power Treaty.
text_B: Katharine Jane -LRB- Kate -RRB- Rattray -LRB- born 1962 -RRB- is an alpine skier from New Zealand .. alpine skier. alpine skier. New Zealand. New Zealand. In the 1984 Winter Olympics at Sarajevo , she came 29th in the Downhill .. 1984 Winter Olympics. New Zealand at the 1984 Winter Olympics. Downhill. Alpine skiing at the 1984 Winter Olympics – Women's downhill. In the 1988 Winter Olympics at Calgary , she came 21st in the Slalom , and 28th in the Super G.. 1988 Winter Olympics. New Zealand at the 1988 Winter Olympics. Slalom. Alpine skiing at the 1988 Winter Olympics – Women's slalom. Super G. Alpine skiing at the 1988 Winter Olympics – Women's super-G
not_related.