BEGIN{for (i=1;i<256;i++){c[sprintf("%c",i)]=i;}}{
    l=$0;ok=1;
    ns=0;le=length(l);
    for (i=1;i<=le;i++){
	x=substr(l,i,1);
	if (x==" "){ns++;}
	if (x=="^"){ok=0;}
if (x=="«"){ok=0;}
    }
    if (ok==0){
	if (r==1) {print s;}
	r=0;
    }else {
    if (le>0){if (ns/length(l)>0.3){
	    if (r==1) {print s;}
	    r=0;}}
    }
    if (r==1){
	if (le>0) {s=s $0;}
    }
    if ( (sprintf("%d",(0+$1))==$1)){r=1;s="";}

}