stg01#01
cave 
BOX
silicon
22.5 -15 -22.5
22.5 15 -22.5
-22.5 15 -22.5
-22.5 -15 -22.5
22.5 -15 22.5
22.5 15 22.5
-22.5 15 22.5
-22.5 -15 22.5
 15 22.5 -755
1. 0. 0. 0. 1. 0. 0. 0. 1.

//**************************
stg01#02
cave 
-15 -22.5 -755
1. 0. 0. 0. 1. 0. 0. 0. 1.

//**************************
stg02#01
cave 
BOX
air
15 -22.5 -22.5
15 22.5 -22.5
-15 22.5 -22.5
-15 -22.5 -22.5
15 -22.5 22.5
15 22.5 22.5
-15 22.5 22.5
-15 -22.5 22.5
-22.5 15 -755
1. 0. 0. 0. 1. 0. 0. 0. 1.

//**************************
stg02#02
cave 
 22.5 -15 -755
1. 0. 0. 0. 1. 0. 0. 0. 1.

//**************************