+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
; Legal Partition Candidates                                                                                                                                                                                                ;
+----------------------+-------+----------------+--------------+----------------+--------+-----------------+---------------+-----------------+-------+----------------+--------------+------------------+-------------------+
; Hierarchy            ; Input ; Constant Input ; Unused Input ; Floating Input ; Output ; Constant Output ; Unused Output ; Floating Output ; Bidir ; Constant Bidir ; Unused Bidir ; Input only Bidir ; Output only Bidir ;
+----------------------+-------+----------------+--------------+----------------+--------+-----------------+---------------+-----------------+-------+----------------+--------------+------------------+-------------------+
; system_core|not_gate ; 1     ; 0              ; 0            ; 0              ; 1      ; 0               ; 0             ; 0               ; 0     ; 0              ; 0            ; 0                ; 0                 ;
; system_core|and_gate ; 2     ; 0              ; 0            ; 0              ; 1      ; 0               ; 0             ; 0               ; 0     ; 0              ; 0            ; 0                ; 0                 ;
; system_core          ; 2     ; 0              ; 0            ; 0              ; 1      ; 0               ; 0             ; 0               ; 0     ; 0              ; 0            ; 0                ; 0                 ;
+----------------------+-------+----------------+--------------+----------------+--------+-----------------+---------------+-----------------+-------+----------------+--------------+------------------+-------------------+