FROM clause
The 
FROM clause specifies the source of data for an 
ACCEPT screen Statement and a 
DISPLAY screen Statement.
General format
FROM {Data-Name-5}      {Literal-1  }  | 
Syntax rules
1.	Data-Name-5 shall be defined in the file, working-storage, local-storage or linkage section.
2.	The category of 
Data-Name-5 and 
Literal-1 shall be a permissible category as a sending operand in a 
MOVE Statement where the receiving operand has the same 
PICTURE clause as the subject of the entry.
 3.	If the subject of this entry is subject to an 
OCCURS clause, 
Data-Name-5 shall be specified without the subscripting normally required. Additional requirements are specified in the 
OCCURS clause.
 4.	Data-Name-5 shall not specify a variable-length group.
General rules
1.	The subject of the entry is an output screen item.