non_null
INSTANCE non_null#4;
extracted_from = {explicit_attribute#290};
description = "person.surname must have a value (other than `indeterminate')";
corresponds_to = {correspondence#41};
attribute = explicit_attribute#290;
END_INSTANCE;
INSTANCE non_null#5;
extracted_from = {explicit_attribute#291};
description = "person.first_name must have a value (other than `indeterminate')";
corresponds_to = {correspondence#42};
attribute = explicit_attribute#291;
END_INSTANCE;
INSTANCE non_null#6;
extracted_from = {explicit_attribute#292};
description = "person.middle_names must have a value (other than `indeterminate')";
attribute = explicit_attribute#292;
END_INSTANCE;
INSTANCE non_null#7;
extracted_from = {explicit_attribute#293};
description = "person.age must have a value (other than `indeterminate')";
corresponds_to = {correspondence#43};
attribute = explicit_attribute#293;
END_INSTANCE;
INSTANCE non_null#8;
extracted_from = {explicit_attribute#306};
description = "person.family_name must have a value (other than `indeterminate')";
corresponds_to = {correspondence#41};
attribute = explicit_attribute#306;
END_INSTANCE;
INSTANCE non_null#9;
extracted_from = {explicit_attribute#307};
description = "person.given_name must have a value (other than `indeterminate')";
corresponds_to = {correspondence#42};
attribute = explicit_attribute#307;
END_INSTANCE;
INSTANCE non_null#10;
extracted_from = {explicit_attribute#309};
description = "person.gender must have a value (other than `indeterminate')";
attribute = explicit_attribute#309;
END_INSTANCE;
INSTANCE non_null#11;
extracted_from = {explicit_attribute#310};
description = "person.age must have a value (other than `indeterminate')";
corresponds_to = {correspondence#43};
attribute = explicit_attribute#310;
END_INSTANCE;
INSTANCE non_null#12;
extracted_from = {explicit_attribute#297};
description = "course.department must have a value (other than `indeterminate')";
corresponds_to = {correspondence#15};
attribute = explicit_attribute#297;
END_INSTANCE;
INSTANCE non_null#13;
extracted_from = {explicit_attribute#298};
description = "course.level must have a value (other than `indeterminate')";
corresponds_to = {correspondence#16};
attribute = explicit_attribute#298;
END_INSTANCE;
INSTANCE non_null#14;
extracted_from = {explicit_attribute#299};
description = "course.programme must have a value (other than `indeterminate')";
corresponds_to = {correspondence#17};
attribute = explicit_attribute#299;
END_INSTANCE;
INSTANCE non_null#15;
extracted_from = {explicit_attribute#300};
description = "course.id_number must have a value (other than `indeterminate')";
corresponds_to = {correspondence#18};
attribute = explicit_attribute#300;
END_INSTANCE;
INSTANCE non_null#16;
extracted_from = {explicit_attribute#302};
description = "course.title must have a value (other than `indeterminate')";
corresponds_to = {correspondence#19};
attribute = explicit_attribute#302;
END_INSTANCE;
INSTANCE non_null#17;
extracted_from = {explicit_attribute#314};
description = "module.department must have a value (other than `indeterminate')";
corresponds_to = {correspondence#15};
attribute = explicit_attribute#314;
END_INSTANCE;
INSTANCE non_null#18;
extracted_from = {explicit_attribute#315};
description = "module.level must have a value (other than `indeterminate')";
corresponds_to = {correspondence#16};
attribute = explicit_attribute#315;
END_INSTANCE;
INSTANCE non_null#19;
extracted_from = {explicit_attribute#316};
description = "module.programme must have a value (other than `indeterminate')";
corresponds_to = {correspondence#17};
attribute = explicit_attribute#316;
END_INSTANCE;
INSTANCE non_null#20;
extracted_from = {explicit_attribute#317};
description = "module.id_number must have a value (other than `indeterminate')";
corresponds_to = {correspondence#18};
attribute = explicit_attribute#317;
END_INSTANCE;
INSTANCE non_null#21;
extracted_from = {explicit_attribute#319};
description = "module.title must have a value (other than `indeterminate')";
corresponds_to = {correspondence#19};
attribute = explicit_attribute#319;
END_INSTANCE;
INSTANCE non_null#22;
extracted_from = {explicit_attribute#296};
description = "student_course_record.course must have a value (other than `indeterminate')";
corresponds_to = {correspondence#32};
attribute = explicit_attribute#296;
END_INSTANCE;
INSTANCE non_null#23;
extracted_from = {explicit_attribute#304};
description = "student_course_record.exam_mark must have a value (other than `indeterminate')";
corresponds_to = {correspondence#33};
attribute = explicit_attribute#304;
END_INSTANCE;
INSTANCE non_null#24;
extracted_from = {explicit_attribute#305};
description = "student_course_record.lab_mark must have a value (other than `indeterminate')";
corresponds_to = {correspondence#34};
attribute = explicit_attribute#305;
END_INSTANCE;
INSTANCE non_null#25;
extracted_from = {explicit_attribute#313};
description = "student_course_record.course must have a value (other than `indeterminate')";
corresponds_to = {correspondence#32};
attribute = explicit_attribute#313;
END_INSTANCE;
INSTANCE non_null#26;
extracted_from = {explicit_attribute#321};
description = "student_course_record.exam_mark must have a value (other than `indeterminate')";
corresponds_to = {correspondence#33};
attribute = explicit_attribute#321;
END_INSTANCE;
INSTANCE non_null#27;
extracted_from = {explicit_attribute#322};
description = "student_course_record.lab_mark must have a value (other than `indeterminate')";
corresponds_to = {correspondence#34};
attribute = explicit_attribute#322;
END_INSTANCE;
INSTANCE non_null#28;
extracted_from = {explicit_attribute#323};
description = "student_course_record.total_mark must have a value (other than `indeterminate')";
attribute = explicit_attribute#323;
END_INSTANCE;
INSTANCE non_null#29;
extracted_from = {explicit_attribute#295};
description = "student.courses_taken must have a value (other than `indeterminate')";
corresponds_to = {correspondence#38};
attribute = explicit_attribute#295;
END_INSTANCE;
INSTANCE non_null#30;
extracted_from = {explicit_attribute#312};
description = "student.courses_taken must have a value (other than `indeterminate')";
corresponds_to = {correspondence#38};
attribute = explicit_attribute#312;
END_INSTANCE;
INSTANCE non_null#31;
extracted_from = {explicit_attribute#324};
description = "student.average_mark must have a value (other than `indeterminate')";
attribute = explicit_attribute#324;
END_INSTANCE;