Tests for para start and termination

plain para, terminated by two \n

plain para, only one \n Is this a new para

para, 1 leading sp

para 2 leading sp

para 3 leading sp

para line ends sans space continuation line, same para

para line ends one sp continuation line or not?

para line ends two sp
Is this a cont line?

para line ends three sp
Is this a cont line?

para, \n\s continuation line

para, \n\s{1..3} continuation line

para, \n\s{1..3} continuation line

para

para

Blank lines

Below is 3 * sp \n

Next para