Table:
0
A
B
C
D
E
F
1
Stage
Winner
General classification Żółta koszulka
Mountains classification Klasyfikacja górska
Intermediate Sprints Classification Klasyfikacja najaktywniejszych
Points classification Klasyfikacja punktowa
2
1
Borut Božič
Borut Božič
Błażej Janiaczyk
David Loosli
Borut Božič
3
2
Angelo Furlan
Borut Božič
Błażej Janiaczyk
David Loosli
Jurgen Roelandts
4
3
Jacopo Guarnieri
André Greipel
Błażej Janiaczyk
David Loosli
André Greipel
5
4
Edvald Boasson Hagen
Jurgen Roelandts
Błażej Janiaczyk
David Loosli
Jurgen Roelandts
6
5
Alessandro Ballan
Alessandro Ballan
Pavel Brutt
David Loosli
Jurgen Roelandts
7
6
Edvald Boasson Hagen
Alessandro Ballan
Marek Rutkiewicz
David Loosli
Jurgen Roelandts
8
7
André Greipel
Alessandro Ballan
Marek Rutkiewicz
David Loosli
Jurgen Roelandts

Questions and formulas:
Question: Who was the Stage 1 winner?
Formula: LET(query1,SUMMARIZE(B1,SUMX(A1)),FILTER(query1,CHOOSECOLS(query1,2)=1))
Formula2: LET(query1,SUMMARIZE(B2:B8,SUMX(A2:A8)),FILTER(query1,CHOOSECOLS(query1,2)=1))
Level: hard
Question: Who won Stage 7?
Formula: LET(query1,SUMMARIZE(B1,SUMX(A1)),FILTER(query1,CHOOSECOLS(query1,2)=7))
Formula2: LET(query1,SUMMARIZE(B2:B8,SUMX(A2:A8)),FILTER(query1,CHOOSECOLS(query1,2)=7))
Level: hard
Question: Who was the mountain classification winner in the stage won by Alessandro Ballan?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="Alessandro Ballan"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F8,B2:B8="Alessandro Ballan"),4))
Level: medium