With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Phil Mickelson was the winner of the 68th Masters Tournament.
text_B: The 2004 Masters Tournament was the 68th Masters Tournament , held April 8 -- 11 at Augusta National Golf Club in Augusta , Georgia .. Augusta National Golf Club. Augusta National Golf Club. Masters Tournament. Masters Tournament. Phil Mickelson , 33 , won his first major championship with a birdie on the final hole to win by one stroke over runner-up Ernie Els .. Phil Mickelson. Phil Mickelson. major championship. Men's major golf championships. Ernie Els. Ernie Els. The purse was $ 6.0 million and the winner 's share was $ 1.17 million .. This was the 50th consecutive and final Masters appearance for four-time champion Arnold Palmer .. Arnold Palmer. Arnold Palmer
related.