In a graph consisting of $6$ nodes named A$,$ B$,$ C$,$ D$,$ E$,$ and F$,$ the connections are as follows:

A is directly connected to B$,$ C$,$ D$,$ and E$.$

B is directly connected to A$,$ C$.$

C is directly connected to A$,$ B$,$ D$.$

D is directly connected to A$,$ C$,$ and E$.$

E is directly connected to A$,$ D$,$ and F$.$

F is directly connected to E