word ('a')
= ('=')
OPEN_QUOTE ('"')
STRING_CONTENT ('a\b_')
CLOSE_QUOTE ('"')
\n ('\n')
var ('$a')
\n ('\n')
word ('a')
= ('=')
OPEN_QUOTE ('"')
STRING_CONTENT ('a')
CLOSE_QUOTE ('"')
WHITE_SPACE ('\\n')
OPEN_QUOTE ('"')
STRING_CONTENT ('b_')
CLOSE_QUOTE ('"')
\n ('\n')
var ('$a')