I A B C C D H E F G H I
R D P E O N A M L K M J
O R G L U R N S T H O V
N A B L A Z D Y X W N S
B O C S D E C F G H I A
A B O N O M U L K J T R
R C P Q I H F R S T O E
G T Z Y D X F W V U R M
A I A B A C S D E F S A
T W G H R I J K L M N C
E S R O T A R E P O O V
C O N T R O L R O O M T
Cells, Iron Bar, Gate, Handcuffs, Control Room,Radio, TV Cameras, Monitors, Switchboard, Operator.