sgmls: SGML error at test003.sgm, line 5 in declaration parameter 4:
       Duplicate specification occurred for "DCN2"; duplicate ignored
sgmls: SGML error at test003.sgm, line 9 in declaration parameter 4:
       ID attribute ATT1 cannot have a default value; treated as #IMPLIED
sgmls: SGML error at test003.sgm, line 9 in declaration parameter 6:
       ATT2 definition ignored: ID attribute already defined
sgmls: SGML error at test003.sgm, line 9 in declaration parameter 7:
       ID attribute ATT2 cannot have a default value; treated as #IMPLIED
sgmls: SGML error at test003.sgm, line 28 at "e":
       No declaration for entity "name"; reference ignored
sgmls: Warning at test003.sgm, line 35 in declaration parameter 0:
       End-tag minimization should be "O" for element with CONREF attribute
sgmls: SGML error at test003.sgm, line 49 in declaration parameter 10:
       Group token 1: duplicate name or name token "1" ignored
sgmls: SGML error at test003.sgm, line 50 in declaration parameter 12:
       Attempt to redefine ATT2 attribute ignored
sgmls: SGML error at test003.sgm, line 56 at """:
       ATT1 = "" attribute defaulted: empty string not allowed for token
       Element structure: TAG1
sgmls: SGML error at test003.sgm, line 56 at "3":
       ATT1 = "3" attribute ignored: previously specified in same list
       Element structure: TAG1
sgmls: SGML error at test003.sgm, line 58 at "2":
       ATT2 = "val2" attribute ignored: previously specified in same list
       Element structure: TAG1 DTAG1 DTAG2
sgmls: SGML error at test003.sgm, line 60 at "2":
       ATT2 = "val2" attribute ignored: not defined for this element
       Element structure: TAG1
sgmls: SGML error at test003.sgm, line 62 at """:
       ATT1 = "value 1" attribute value defaulted: too many tokens
       Element structure: TAG1
sgmls: SGML error at test003.sgm, line 63 at """:
       ATT2 = "value 2" attribute ignored: not defined for this element
       Element structure: TAG1
sgmls: SGML error at test003.sgm, line 64 at "m":
       Possible attributes treated as data because none were defined
       Element structure: TAG1 TAG3
sgmls: SGML error at test003.sgm, line 74 at """:
       ATT4 = "value 4 here" attribute value defaulted: wrong token type
       Element structure: TAG1 TAG3
sgmls: SGML error at test003.sgm, line 79 at "m":
       Possible attributes treated as data because none were defined
       Element structure: TAG1 TAG3 TAG7
