# pretty-print without parentheses ast2text -p ../pp/TIL-pretty.pp -i test2.atil -o test2.txt1 # add parentheses to abstract syntax term ../pp/til-parenthesize -i test2.atil | pp-aterm -o test2.atil.par # pretty-print without parentheses ast2text -p ../pp/TIL-pretty.pp -i test2.atil.par -o test2.txt2