echo "Deleting output grammar files to do a clean compilation...."
rm *.phn >/dev/null 2>&1
rm *.pmap >/dev/null 2>&1
rm *.script >/dev/null 2>&1
rm *.g2g >/dev/null 2>&1
rm *.gram >/dev/null 2>&1
rm *.Grev2.det.txt >/dev/null 2>&1
rm *.map >/dev/null 2>&1
rm *.G.txt >/dev/null 2>&1
rm *.P >/dev/null 2>&1
rm *.P.txt >/dev/null 2>&1
rm *.PCLG >/dev/null 2>&1
rm *.PCLG.txt >/dev/null 2>&1
rm *.omap >/dev/null 2>&1
rm *.params >/dev/null 2>&1