1.Example (structure)
Sports hall with 2 partition walls and 3 lights
![]()  | Depending on the position of the partition walls C1 and C2  (opened or closed), the lights A1-A3 can be switched on and off by the different buttons B1-B3 . 
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2.Example 1
![]()  | Both partition walls (C1 and C2) are closed and buttons B1 and B2  are actuated. => 
 
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3.Example 2
![]()  | Partition wall C1 is opened and button B2 is actuated.  => 
 
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4.Example 3
![]()  | Both partition walls (C1 and C2) are opened and button B3 is actuated.  => 
 
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