Table: woods_achievements_2
Columns: year
championship
54_holes
winning_score
margin
runner_s_up

Question: What is the margin for the Masters Tournament (2) championship?
SQL: SELECT "margin" FROM woods_achievements_2 WHERE "championship" = 'masters tournament (2)'

Question: How many years had 54 holes and a 2 shot lead?
SQL: SELECT COUNT("year") FROM woods_achievements_2 WHERE "54_holes" = '2 shot lead'

Question: What is the round of 54 holes in which Phil Mickelson was the runner-up?
SQL: SELECT "54_holes" FROM woods_achievements_2 WHERE "runner_s_up" = 'phil mickelson'

Question: What is the championship when the margin was 2 strokes, there were 54 holes with a 1 shot lead, and the runner-up was David Duval?
SQL: SELECT "championship" FROM woods_achievements_2 WHERE "margin" = '2 strokes' AND "54_holes" = '1 shot lead' AND "runner_s_up" = 'david duval'