1 2 3 4 5 6 7 8 9 10 11 12
IDENT 1 "a" WHITESPACE 1 " " IDENT 1 "b" WHITESPACE 2 " " IDENT 1 "c" WHITESPACE 1 "\n" IDENT 1 "d" WHITESPACE 2 "\n\n" IDENT 1 "e" WHITESPACE 1 "\t" IDENT 1 "f" WHITESPACE 1 "\n"