+ { "date=1980", "@attr 2=3 1980 "},
+ { "date=234-1990", "@and @attr 2=4 234 @attr 2=2 1990 "},
+ { "date=234- 1990", "@and @attr 2=4 234 @attr 2=2 1990 "},
+ { "date=234 -1990", "@and @attr 2=4 234 @attr 2=2 1990 "},
+ { "date=234 - 1990", "@and @attr 2=4 234 @attr 2=2 1990 "},
+ { "date=-1980", "@attr 2=2 1980 "},
+ { "date=- 1980", "@attr 2=2 1980 "},
+ { "x=-1980", "@attr 2=3 -1980 "},
+ { "x=- 1980", "@attr 2=2 1980 "},
+ { "x= -1980", "@attr 2=3 -1980 "},
+ { "x=234-1990", "@attr 2=3 234-1990 "},
+ { "x=234 - 1990", "@and @attr 2=4 234 @attr 2=2 1990 "},