Table:
0
A
B
C
D
E
1
Date
Location
Nature of incident
Circumstances
Casualties
2
2007-05-19
Kunduz
Hostile
Suicide bomber attack
3 KIA, 5 WIA
3
2007-08-15
Road to Jalalabad
Hostile
IED
3 KIA, 1 WIA
4
2007-08-31
Kabul
Hostile
Suicide bomber attack
2 WIA
5
2007-09-08
Mazar-i-Sharif
Non-hostile
Suicide
1 killed
6
2007-10-05
Kunduz
Hostile
Suicide bomber attack
3 WIA

Questions and formulas:
Question: What were the circumstances of the Hostile incident on the road to Jalalabad?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1="hostile")*(B1="road to jalalabad")),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,(C2:C6="hostile")*(B2:B6="road to jalalabad")),4))
Level: medium
Question: What was the circumstance that happened on the road to Jalalabad?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="road to jalalabad"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="road to jalalabad"),4))
Level: medium
Question: What happened in Mazar-i-sharif?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="mazar-i-sharif"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="mazar-i-sharif"),4))
Level: medium