Table:
0
A
B
C
D
E
1
Date
Tournament
Winning score
Margin of victory
Runner(s)-up
2
8 Oct 2000
Kolon Cup Korean Open
–10 (70-69-69-70=278)
1 stroke
Craig Kamps
3
18 Mar 2001
Wills Indian Open
–17 (67-69-69-66=271)
1 stroke
Ross Bain
4
10 Feb 2002
London Myanmar Open
–11 (69-70-69-69=277)
Playoff
Edward Loar
5
14 Dec 2003
Volvo Masters of Asia
–19 (71-64-65-65=265)
1 stroke
Lin Keng-chi
6
15 Feb 2004
London Myanmar Open
–12 (69-72-66-69=276)
3 strokes
Andrew Pitts
7
22 Feb 2004
Carlsberg Malaysian Open 1
–14 (71-71-64-68=274)
2 strokes
Brad Kennedy
8
20 Feb 2005
Carlsberg Malaysian Open 1
–21 (64-66-67-70=267)
3 strokes
Jyoti Randhawa
9
17 Dec 2006
Volvo Masters of Asia
–11 (68-68-69-72=277)
1 stroke
Frankie Miñoza
10
7 Dec 2008
Hana Bank Vietnam Masters
–15 (67-69-70-67=273)
Playoff
Rhys Davies , Andrew Dodt
11
14 Dec 2008
Johnnie Walker Cambodian Open
–24 (68-66-64-66=264)
6 strokes
Lam Chih Bing
12
1 Mar 2009
Enjoy Jakarta Indonesia Open 1
–12 (71-69-67-69=276)
2 strokes
Simon Dyson , Alexander Norén , Steve Webster
13
26 Apr 2009
Ballantine's Championship 1
–4 (66-71-77-70=280)
Playoff
Gonzalo Fernández-Castaño , Kang Sung-hoon
14
12 Dec 2010
Johnnie Walker Cambodian Open
–21 (70-67-65-65=267)
4 strokes
Kenichi Kuboya

Questions and formulas:
Question: What is the date of the 4 strokes margin of victory?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="4 strokes"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E14,D2:D14="4 strokes"),1))
Level: medium
Question: What is the date of the 4 strokes margin of victory?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="4 strokes"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E14,D2:D14="4 strokes"),1))
Level: medium