{ This program is correct wrt the context-free grammar;
  in the context-sensitive grammar it is incorrect.
}

program rontest;

var
	rontest,
	ray	:	integer;
var	raytest	:	real;
var	rontest	:	real;      { declared earlier }

begin
	ray := 35;
	ray := 33;
	rontest := -1.5
end

.