= An implementation of Montague's PTQ in Haskell == Build and Install You'll need GHC 6.7 or later. % runhaskell Setup.lhs configure % runhaskell Setup.lhs build % runhaskell Setup.lhs install == Usage of interactive shell ptq % ptq PTQ> John seeks a unicorn. Parsed: F4 john (F5 seek (F2 a unicorn)) Translation: (\x0. x0 {john}) (Int (seek (Int ((\x0. \x1. exists x2. x0 {x2} && x1 {x2}) (Int unicorn))))) Translation (simplified): seek (Int (\x0. exists x1. unicorn x1 && x0 {x1})) john ------------------------------------------------------ Parsed: F10 0 (F2 a unicorn) (F4 john (F5 seek (He 0))) Translation: (\x0. \x1. exists x2. x0 {x2} && x1 {x2}) (Int unicorn) (Int (\x0. (\x1. x1 {john}) (Int (seek (Int (\x1. x1 {x0})))))) Translation (simplified): exists x0. unicorn x0 && seek (Int (\x1. x1 {x0})) john PTQ> quit % == CGI interface By locating ptq.cgi, cgi/index.html and cgi/main.html to the place where CGI is executable, you can try it on the web. Demo site runs at <http://www.tom.sfc.keio.ac.jp/~sakai/hsPTQ/>.