Program stepan_and_spichki;

Program stepan_and_spichki;
const
 n =100;
var
f1,f2:text;
s,simv,p :string;
nabor : array [1..n] of string;
pornabor : array [1..20] of integer;
i,j,t,g,mas,x,y,z,code,tmp, tmp2, tmp3, tmp4:integer;
 xb,yb,zb:boolean;
begin
readln(nabor[1]);

val(nabor[1], tmp, code);
for i:= 1 to tmp do
begin
Readln(nabor[i+1]);
if copy(nabor[i+1],length(nabor[i+1]),1) <> ' ' then nabor[i+1]:=nabor[i+1]+' ';
end;

       for t:= 1 to tmp do
        begin
        p := nabor[t+1];
 simv := '';
 j:=0;
 for i := 1 to length(p) do
 begin
    if pos(p[i], ' ') = 0 then
          simv := simv + p[i]
    else
     begin
     if length(simv)>0 then
     begin
     inc(j);
     val(simv, tmp2, code);
     pornabor[j] := tmp2;
             simv := '';
             end;
     end;
 end;

        g:=j;
    for i:= 1 to g-1 do
for j:=i+1 to g do
if pornabor[i]>pornabor[j] then
 begin
  mas:=pornabor[i];
  pornabor[i]:=pornabor[j];
  pornabor[j]:=mas;
 end;

  x:=0;
  y:=0;
  z:=0;
 for i:= 1 to g do
  begin
  if x<>pornabor[i] then
  begin

  x:=pornabor[i];

                 if y>= 4 then
                 begin
                 inc(z);

                 end;
    y:=0;
    inc(y);
  end
  else
  begin
   inc(y);
  end;

  end;
  if y>=4 then
                 begin
                 inc(z);
                 y:=0;
                 end;

  if z>=3 then writeln('yes') else writeln('no');

 end;
 end.