Triple Mirror

A.A.. | ..... | .....
AAAA. | .A... | .....
.A.AA | ...A. | ...AA
AAAA. | .A... | .A...
..A.. | ..... | .....

aa.a. | ..... | .....
.aaa. | .a.a. | ...a.
aa.aa | ..... | .....
.aaa. | ..a.. | ..a..
..a.. | ..... | ..a..

BB.B. | ..... | ..B..
.BBBB | ..B.. | ..BB.
BB.B. | ..... | .....
.BBBB | ...B. | .....
...B. | ..... | .....

b.b.. | ..... | .....
bbbb. | ..... | .....
.b.b. | .b... | bb...
bbbbb | ...b. | .b...
.b.b. | ..... | .....

C.C.. | ..... | ..C..
CCCC. | ..C.. | .CC..
.C.CC | ..... | .....
CCCC. | .C... | .....
.C.CC | ....C | .....

cc.c. | ..... | .....
.cccc | ...c. | .c...
cc.c. | .c... | cc...
.cccc | ..... | .....
..c.c | ....c | .....