Table:
0
A
B
C
D
E
1
Protocol
Power Line
Radio-Frequency
Open Source?
Needs Neutral Wire?
2
C-Bus
no
yes
yes
no (uses category-5 UTP)
3
Insteon
yes
yes
yes
Usually
4
KNX
yes
yes
yes
no [ citation needed ]
5
UPB
yes
no
no
no
6
X10
yes
yes
yes
no
7
Zigbee
no
yes
yes
no [ citation needed ]
8
Z-Wave
no
yes
no
Usually Z-wave list that need Netural

Questions and formulas:
Question: Does it need neutral wire when the power line and open source are no?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(B1="no")*(D1="no")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,(B2:B8="no")*(D2:D8="no")),5))
Level: medium
Question: Does Zigbee need neutral wire when the open source is yes?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(D1="yes")*(A1="zigbee")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,(D2:D8="yes")*(A2:A8="zigbee")),5))
Level: medium
Question: What's the open source of X10 that no neutral wire needed?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(E1="no")*(A1="x10")),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,(E2:E8="no")*(A2:A8="x10")),4))
Level: medium