Table:
0
A
B
C
D
E
F
1
No
Player
Height
Position
Year born
Current Club
2
4
Theodoros Papaloukas
2.00
Guard
1977
CSKA Moscow
3
5
Ioannis Bourousis
2.13
Center
1983
Olympiacos
4
6
Nikolaos Zisis
1.95
Guard
1983
CSKA Moscow
5
7
Vasileios Spanoulis
1.92
Guard
1982
Panathinaikos
6
8
Panagiotis Vasilopoulos
2.01
Forward
1984
Olympiacos
7
9
Michalis Pelekanos
1.98
Forward
1981
Real Madrid
8
10
Nikolaos Chatzivrettas
1.95
Guard
1977
Panathinaikos
9
11
Dimosthenis Dikoudis
2.06
Forward
1977
Panathinaikos
10
12
Konstantinos Tsartsaris
2.09
Center
1979
Panathinaikos
11
13
Dimitris Diamantidis
1.96
Guard
1980
Panathinaikos
12
14
Lazaros Papadopoulos
2.10
Center
1980
Real Madrid

Questions and formulas:
Question:  what's the no with current club being panathinaikos and position being forward
Formula: SUM(FILTER(A1, (F1="Panathinaikos")*(D1="Forward")))
Formula2: SUM(FILTER(A2:A12, (F2:F12="Panathinaikos")*(D2:D12="Forward")))
Level: easy
Question: what's height with position being center and year born being bigger than 1980.0
Formula: SUM(FILTER(C1, (D1="Center")*(E1>1980)))
Formula2: SUM(FILTER(C2:C12, (D2:D12="Center")*(E2:E12>1980)))
Level: easy
Question: what's player with position being forward and current club being real madrid
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(D1="Forward")*(F1="Real Madrid")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F12,(D2:D12="Forward")*(F2:F12="Real Madrid")),2))
Level: medium
Question: what's current club with player being nikolaos chatzivrettas
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="Nikolaos Chatzivrettas"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F12,B2:B12="Nikolaos Chatzivrettas"),6))
Level: medium
Question: what's current club with height being 2.09
Formula: LET(query1,SUMMARIZE(F1,SUMX(C1)),FILTER(query1,CHOOSECOLS(query1,2)=2.09))
Formula2: LET(query1,SUMMARIZE(F2:F12,SUMX(C2:C12)),FILTER(query1,CHOOSECOLS(query1,2)=2.09))
Level: hard
Question: what's current club with position being center and no being bigger than 12.0
Formula: LET(query1,LET(query1,FILTER(A1:F1,D1="Center"),SUMMARIZE(CHOOSECOLS(query1,6),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)>12))
Formula2: LET(query1,LET(query1,FILTER(A2:F12,D2:D12="Center"),SUMMARIZE(CHOOSECOLS(query1,6),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)>12))
Level: hard