#include<bits/stdc++.h>

#define EQ(a,b) (abs((a)-(b)) < EPS)
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define fs first
#define sc second
#define pb push_back
#define sz size()
#define all(a) (a).begin(),(a).end()

using namespace std;
typedef long double D;
typedef complex<D> P;
typedef pair<P,P> L;
typedef vector<P> Poly;
typedef pair<P,D> C;
typedef pair<D,D> pdd;
typedef pair<C,pdd> Fan;

typedef vector<int> vi;
typedef pair<int,int> pii;
typedef pair<D,int> pdi;

const D EPS = 1e-8;
const D PI = acos(-1);

namespace std{
  bool operator<(const P &a,const P &b){
    return EQ(real(a),real(b))?imag(a)<imag(b):real(a)<real(b);
  }
  bool operator==(const P &a, const P &b){return EQ(a,b);}
}

//for vector
inline P unit(P p){return p/abs(p);}

inline pair<P,P> norm(P p){return make_pair(p*P(0,1),p*P(0,-1));}

inline D dot(P x, P y){return real(conj(x)*y);}

inline D cross(P x, P y){return imag(conj(x)*y);}

//rotate a point counter-clockwise on the origin
inline P rotate(P v, D s){
  return P(real(v)*cos(s) - imag(v)*sin(s), real(v)*sin(s) + imag(v)*cos(s) );
}

//return seta A
inline D arg(P a,P b,P c){return acos(dot(b-a,c-a)/(abs(b-a)*abs(c-a)));}
inline D arg(D a,D b,D c){return acos( (b*b+c*c-a*a)/(2*b*c) );}

//for line(segment)
int ccw(P a,P b,P c){
  b -= a;c -= a;
  if (cross(b,c)>EPS) return 1;   //counter clockwise
  if (cross(b,c)<-EPS) return -1; //clockwise
  if (dot(b, c)<-EPS) return 2;   //c--a--b on line
  if (abs(b)<abs(c)) return -2;   //a--b--c on line
  return 0;                       //on segment
}

inline bool orth(L a,L b){return abs(dot(a.fs-a.sc,b.fs-b.sc))<EPS;}

inline bool para(L a,L b){return abs(cross(a.fs-a.sc,b.fs-b.sc))<EPS;}

inline D line_dis(L a,P x){return abs(cross(a.sc-a.fs,x-a.fs))/abs(a.sc-a.fs);}

inline P line_cp(L a,L b){
  return a.fs+(a.sc-a.fs)*cross(b.sc-b.fs,b.fs-a.fs)/cross(b.sc-b.fs,a.sc-a.fs);
}

inline D seg_p_dis(L a,P x){
  if(dot(a.sc-a.fs,x-a.fs)<EPS)return abs(x-a.fs);
  if(dot(a.fs-a.sc,x-a.sc)<EPS)return abs(x-a.sc);
  return abs(cross(a.sc-a.fs,x-a.fs))/abs(a.sc-a.fs);
}

inline D seg_seg_dis(L a,L b){
  D res = 1e10;
  res = min(res,seg_p_dis(a,b.fs));
  res = min(res,seg_p_dis(a,b.sc));
  res = min(res,seg_p_dis(b,a.fs));
  res = min(res,seg_p_dis(b,a.sc));
  return res;
}

inline bool is_cp(L a,L b){
  if(ccw(a.fs,a.sc,b.fs)*ccw(a.fs,a.sc,b.sc)<=0)
    if(ccw(b.fs,b.sc,a.fs)*ccw(b.fs,b.sc,a.sc)<=0)return true;
  return false;
}

//for circle
inline D area_cir(C c){return PI * c.sc * c.sc;}

inline bool in_cir(C c,P x){return (abs(x-c.fs) +EPS < c.sc);}
inline bool on_cir(C c,P x){return EQ(abs(x-c.fs),c.sc);}

//circle position relation
inline int cpr(C a,C b){
  D d = abs(a.fs-b.fs);
  if(a.sc+b.sc + EPS < d)return -1;      //no cross point (outside)
  if(b.sc+d + EPS < a.sc)return 1;       //no cross point (inside,B in A)
  if(a.sc+d + EPS < b.sc)return 2;       //no cross point (inside,A in B)
  //------------above verified----------------// 
  if(abs(a.sc+b.sc - d) < EPS)return -3; //one cross point (outside)
  if(abs(b.sc+d - a.sc) < EPS)return 3;  //one cross point (inside,B in A)
  if(abs(a.sc+d - b.sc) < EPS)return 4;  //one cross point (inside,A in B)
  return 0;                              //two cross point
}

inline vector<P> cp_cir_to_cir(C a, C b){
  vector<P> v;
  int pos = cpr(a,b);
  if(pos==0){
    D s = arg(b.sc,abs(b.fs-a.fs),a.sc);
    P x = a.sc * unit(b.fs - a.fs);
    v.pb(a.fs + rotate(x,s));
    v.pb(a.fs + rotate(x,-s));
  }else if(abs(pos) >= 3){
    v.pb(a.fs + a.sc * unit(b.fs-a.fs));
  }
  return v;
}

inline vector<P> cp_cir_to_line(C a, L l){
  vector<P> v;
  P n = norm(l.fs-l.sc).fs;
  P p = line_cp(l,L(a.fs,a.fs+n));

  if(on_cir(a,p))v.pb(p);
  else if(in_cir(a,p)){
    D d = abs(a.fs-p);
    D len = sqrt(a.sc*a.sc - d*d);
    P cp_vec = len * unit(l.fs-l.sc);
    v.pb(p + cp_vec);
    v.pb(p - cp_vec);
  }
  return v;
}

inline bool is_cp_cir_seg(C c, L s){
  D dis = seg_p_dis(s, c.fs);
  return (dis+EPS<c.sc);
}

inline vector<P> cp_cir_to_seg(C a, L l){
  vector<P> v,tmp = cp_cir_to_line(a,l);
  rep(i,tmp.sz)if(!ccw(l.fs,l.sc,tmp[i]))v.pb(tmp[i]);
  return v;
}

bool inter_fan(Fan f, P p){
  if(EQ(f.fs.fs,p))return true;
  if(!on_cir(f.fs,p) && !in_cir(f.fs,p))return false;
  D d = arg(p-f.fs.fs);
  if(d<-EPS)d += 2*PI;
  D s = f.sc.fs, t = f.sc.sc;
  if(s<t)return (s<d+EPS)&&(d<t+EPS);
  return ((s<d+EPS)&&(d<2*PI+EPS)) || ((0.0<d+EPS)&&(d<t+EPS));
}

bool on_fan(Fan f,P p){
  if(!ccw(f.fs.fs,rotate(P(f.fs.sc,0),f.sc.fs)+f.fs.fs,p)
     || !ccw(f.fs.fs, rotate(P(f.fs.sc,0),f.sc.sc)+f.fs.fs,p))return true;
  if(!on_cir(f.fs,p))return false;
  D d = arg(p-f.fs.fs);
  if(d<-EPS)d += 2*PI;
  D s = f.sc.fs, t = f.sc.sc;
  if(s<t)return (s<d+EPS)&&(d<t+EPS);
  return ((s<d+EPS)&&(d<2*PI+EPS)) || ((0.0<d+EPS)&&(d<t+EPS));
}

vector<P> cp_fan_to_fan(Fan f1, Fan f2){
  vector<P> can, tmp;
  L l1[2] = {L(f1.fs.fs,rotate(P(f1.fs.sc,0),f1.sc.fs)+f1.fs.fs),
	     L(f1.fs.fs,rotate(P(f1.fs.sc,0),f1.sc.sc)+f1.fs.fs) };
  L l2[2] = {L(f2.fs.fs,rotate(P(f2.fs.sc,0),f2.sc.fs)+f2.fs.fs),
	     L(f2.fs.fs,rotate(P(f2.fs.sc,0),f2.sc.sc)+f2.fs.fs) };
  rep(i,2)rep(j,2){
    if(is_cp(l1[i],l2[j]) && !para(l1[i],l2[j])){
      can.pb(line_cp(l1[i],l2[j]));
    }
  }

  rep(i,2){
    tmp = cp_cir_to_seg(f1.fs,l2[i]);
    rep(j,tmp.sz)can.pb(tmp[j]);
  }

  rep(i,2){
    tmp = cp_cir_to_seg(f2.fs,l1[i]);
    rep(j,tmp.sz)can.pb(tmp[j]);
  }

  tmp = cp_cir_to_cir(f1.fs,f2.fs);
  rep(i,tmp.sz)can.pb(tmp[i]);

  vector<P> res;
  rep(i,can.sz){
    if(on_fan(f1,can[i]) && on_fan(f2,can[i]))res.pb(can[i]);
  }
  return res;
}

int main(){
  int n,m;
  int x,y,r,s,t;
  Fan f[100];

  cin >> n;
  while(n--){
    cin >> m;
    rep(i,m){
      cin >> x >> y >> r >> s >> t;
      f[i] = Fan(C(P(x,y),r),pdd(PI*s/180,PI*t/180));
    }

    vector<P> can;
    rep(i,m)rep(j,i){
      vector<P> tmp = cp_fan_to_fan(f[i],f[j]);
      rep(k,tmp.sz)can.pb(tmp[k]);
    }
    rep(i,m)can.pb(f[i].fs.fs);

    int res = 0;
    rep(i,can.sz){
      int num = 0;
      rep(j,m)if(inter_fan(f[j],can[i]))num++;
      res = max(res,num);
    }
    cout << res << endl;
  }
}

Measured memory_bytes: 1248