(?:`)?(?:antlr`2`license)?(?:`)?we`reserve`no`legal`rights`to`the`antlr\-`it`is`fully`in`the`public`domain\.`an`individual`or`company`may`do`whatever`they`wish`with`source`code`distributed`with`antlr`or`the`code`generated`by`antlr,`including`the`incorporation`of`antlr,`or`its`output,`into`commerical`software\.`we`encourage`users`to`develop`software`with`antlr\.`however,`we`do`ask`that`credit`is`given`to`us`for`developing`antlr\.`by`credit`,`we`mean`that`if`you`use`antlr`or`incorporate`any`source`code`into`one`of`your`programs`\(commercial`product,`research`project,`or`otherwise\)`that`you`acknowledge`this`fact`somewhere`in`the`documentation,`research`report,`etc\.\.\.`if`you`like`antlr`and`have`developed`a`nice`tool`with`the`output,`please`mention`that`you`developed`it`using`antlr\.`in`addition,`we`ask`that`the`headers`remain`intact`in`our`source`code\.`as`long`as`these`guidelines`are`kept,`we`expect`to`continue`enhancing`this`system`and`expect`to`make`other`tools`available`as`they`are`completed\.