Code 400 - See Reference Tracing, Personal nameRepeatable for alterantive script forms. Indicator 20 Name entered under forename or direct order 1 Name entered under surnameSubfields: a - Entry element b - Part of name other than entry element c - Addition to name other than dates d - Roman numerals f - Dates g - Expansion of initials of forename 4 - Relator code x - Topical subdivision y - Geographical subdivision z - Chronological subdivisionControl subfields:0 - Instruction phrase 2 - Subject system code 3 - Record number 5 - Tracing control 6 - Interfield linking data 7 - Script 8 - Language of cataloging