N=9
WORDS=22

BRAVE=-e"x=rnd(0)*($N-1)/$N,y=rnd(0)*($N-1)/$N"
MAYBE=-e"x=r,y=(1.8*sin(3*PI*(row%$N)/$N)+2)/$N+.35*c"
BORING=-e"x=r,y=c"

case $1 in
	"")	echo "Are you Brave (Yes, No, Maybe)?"
		read ANS;;
	*)	ANS=$1; shift;;
esac

case $ANS in
	y*|Y*)	CASE="$BRAVE";;
	m*|M*)	CASE="$MAYBE";;
	*)	CASE="$BORING";;
esac

math : -i"c,r,x,y" -e"c=int(row/$N)/$N,r=(row%$N)/$N" $CASE \
-o"$N*x+0.5,$N-($N*y+0.5),row%$WORDS,row%$N==0" -t"row > $N*$N-1.1" | \
plt % -F"
p  0,1,2t  0,1,3c(Ldot)
tf sdemo.l
xa 0 $N 1 - 1
ya 0 $N 1 - 1
t (Ft-b)  Mary had a little lamb.
ex
x"