SCHEMA Product_concept_identification_arm;
ENTITY Market;
name : STRING;
market_segment_type :
OPTIONAL
STRING;
END_ENTITY;
ENTITY Product_concept;
id : STRING;
name : STRING;
description :
OPTIONAL
STRING;
target_market :
OPTIONAL
Market;
UNIQUE
UR1: id;
END_ENTITY;
END_SCHEMA; -- Product_concept_identification_arm