1extends:existence 2message:"'a.m.' is always morning; 'p.m.' is always night." 3ignorecase:true 4level:error 5nonword:true 6tokens: 7- '\d{1,2} ?a\.?m\.? in the morning' 8- '\d{1,2} ?p\.?m\.? in the evening' 9- '\d{1,2} ?p\.?m\.? at night'10- '\d{1,2} ?p\.?m\.? in the afternoon'