range
INSTANCE range#4;
extracted_from = {interval#2};
covers = interval#2;
description = "a discrete range constraint on person.age, with bounds bound#8 and bound#9";
lower_bound = bound#8;
upper_bound = bound#9;
variable = explicit_attribute#290;
discrete = discrete_or_continuous(discrete);
END_INSTANCE;
INSTANCE range#5;
extracted_from = {interval#3};
covers = interval#3;
description = "a discrete range constraint on built_in_constant#97, with bounds bound#10 and bound#11";
lower_bound = bound#10;
upper_bound = bound#11;
variable = built_in_constant#97;
discrete = discrete_or_continuous(discrete);
END_INSTANCE;