Table:
0
A
B
C
D
E
1
Year Location
Mens Singles
Womens Singles
Mens Doubles
Womens Doubles
2
2011 Sheffield
Chen Qi
Ding Ning
Xu Xin Zhang Jike
Guo Yue Guo Yan
3
2009 Sheffield
Ma Long
Guo Yan
Ma Long Wang Liqin
Kim Kyung-Ah Park Mi-Young
4
2001 Chatham
Wang Liqin
Yoshie Takada
Timo Boll Zoltan Fejer-Konnerth
Kim Hyang-Mi Kim Hyon-Hui
5
1999 Hopton-on-Sea
Ma Wenge
Jie Schöpp
Danny Heister Trinko Keen
Lee Eun-Sil Ryu Ji-Hae
6
1997 Kettering
Jean-Michel Saive
Chen-Tong Fei-Ming
Patrick Chila Christophe Legout
Chai Po Wa Qiao Yunping

Questions and formulas:
Question: Who won in the men singles group in the year when Yoshie Takada won in the women singles?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="Yoshie Takada"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,C2:C6="Yoshie Takada"),2))
Level: medium
Question: When and where did Chen Qi win in men singles?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="Chen Qi"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="Chen Qi"),1))
Level: medium