@@ -0,0 +1,369 @@
+package kata.app;%0A%0Aimport java.util.Arrays;%0A%0Apublic class FieldWithSubfields extends Field %7B%0A%0A    private Field%5B%5D subfields;%0A%0A    public FieldWithSubfields(final String name, final Field%5B%5D subfields) %7B%0A        super(name);%0A        this.subfields = Arrays.copyOf(subfields, subfields.length);%0A    %7D%0A%0A    public Field%5B%5D getSubfields() %7B%0A        return subfields;%0A    %7D%0A%7D%0A

Create FieldWithSubfields.java