#include<bits/stdc++.h>

#define REP(i,s,n) for(int i=s;i<n;i++)
#define rep(i,n) REP(i,0,n)
#define EPS (1e-10)
#define equals(a,b) (fabs((a)-(b)) < EPS)
#define COUNTER_CLOCKWISE 1
#define CLOCKWISE -1 
#define ONLINE_BACK 2
#define ONLINE_FRONT -2
#define ON_SEGMENT 0

using namespace std;

class Point{
public:
  double x,y;

  Point(double x = 0,double y = 0): x(x),y(y){}

  Point operator + (Point p){return Point(x+p.x,y+p.y);}
  Point operator - (Point p){return Point(x-p.x,y-p.y);}
  Point operator * (double a){return Point(a*x,a*y);}
  Point operator / (double a){return Point(x/a,y/a);}
  Point operator * (Point a){ return Point(x * a.x - y * a.y, x * a.y + y * a.x); }

  bool operator < (const Point& p) const{ return !equals(x,p.x)?x<p.x:(!equals(y,p.y)&&y<p.y); }

  bool operator == (const Point& p)const{ return fabs(x-p.x) < EPS && fabs(y-p.y) < EPS; }

};

struct Segment{
  Point p1,p2;
  Segment(Point p1 = Point(),Point p2 = Point()):p1(p1),p2(p2){}
  bool operator <  (const Segment& s) const { return ( p2 == s.p2 ) ? p1 < s.p1 : p2 < s.p2; }
  bool operator == (const Segment& s) const { return ( s.p1 == p1 && s.p2 == p2 ) || ( s.p1 == p2 && s.p2 == p1 ); }

};

typedef Point Vector;
typedef Segment Line;
typedef vector<Point> Polygon;

double dot(Point a,Point b){ return a.x*b.x + a.y*b.y; }

double cross(Point a,Point b){ return a.x*b.y - a.y*b.x; }

double norm(Point a){ return a.x*a.x+a.y*a.y; }

double abs(Point a){ return sqrt(norm(a)); }

int ccw(Point p0,Point p1,Point p2){
  Point a = p1-p0;
  Point b = p2-p0;
  if(cross(a,b) > EPS)return COUNTER_CLOCKWISE;
  if(cross(a,b) < -EPS)return CLOCKWISE;
  if(dot(a,b) < -EPS)return ONLINE_BACK;
  if(norm(a) < norm(b))return ONLINE_FRONT;
  return ON_SEGMENT;
}

bool intersectSS(Line s, Line t) {
  return ccw(s.p1,s.p2,t.p1)*ccw(s.p1,s.p2,t.p2) <= 0 &&
         ccw(t.p1,t.p2,s.p1)*ccw(t.p1,t.p2,s.p2) <= 0;
}

Point projection(Line l,Point p) {
  double t = dot(p-l.p1, l.p1-l.p2) / norm(l.p1-l.p2);
  return l.p1 + (l.p1-l.p2)*t;
}

double cross3p(Point p,Point q,Point r) { return (r.x-q.x) * (p.y -q.y) - (r.y - q.y) * (p.x - q.x); }
bool collinear(Point p,Point q,Point r) { return fabs(cross3p(p,q,r)) < EPS; }
bool ccwtest(Point p,Point q,Point r){ return cross3p(p,q,r) > 0; }
bool onSegment(Point p,Point q,Point r){
  return collinear(p,q,r) && equals(sqrt(pow(p.x-r.x,2)+pow(p.y-r.y,2)) + sqrt(pow(r.x-q.x,2) + pow(r.y-q.y,2) ),sqrt(pow(p.x-q.x,2)+pow(p.y-q.y,2)) ) ;
}

double angle(Point a,Point b,Point c) {
  double ux = b.x - a.x, uy = b.y - a.y;
  double vx = c.x - a.x, vy = c.y - a.y;
  return acos((ux*vx + uy*vy)/sqrt((ux*ux + uy*uy) * (vx*vx + vy*vy)));
}  
  
//多角形poly内（線分上も含む）に点pが存在するかどうは判定する  
bool inPolygon(Polygon poly,Point p){
  if((int)poly.size() == 0)return false;
  rep(i,poly.size()) if(onSegment(poly[i],poly[(i+1)%poly.size()],p))return true;
  double sum = 0;
  for(int i=0; i < (int)poly.size() ;i++) {
    if( equals(cross(poly[i]-p,poly[(i+1)%poly.size()]-p),0.0) ) continue; // ３点が平行だとangleがnanを返しsumがnanになり死ぬ
    if( cross3p(p,poly[i],poly[(i+1)%poly.size()]) < 0 ) sum -= angle(p,poly[i],poly[(i+1)%poly.size()]);
    else                                                 sum += angle(p,poly[i],poly[(i+1)%poly.size()]);
  }
  const double eps = 1e-5;
  return (fabs(sum - 2*M_PI) < eps || fabs(sum + 2*M_PI) < eps);
}  


const int MAX_V = 200;
int V,cmp[MAX_V];
double d;
Point ps[MAX_V][3];
vector<Polygon> poly;
vector<int> G[MAX_V],rG[MAX_V],vs;
bool used[MAX_V];

void add_edge(int s,int t){
  G[s].push_back(t);
  rG[t].push_back(s);
}

void dfs(int v){
  used[v] = true;
  for(int i=0;i<G[v].size();i++) if( !used[G[v][i]] ) dfs(G[v][i]);
  vs.push_back(v);
}

void rdfs(int v,int k){
  used[v] = true;
  cmp[v] = k;
  for(int i=0;i<rG[v].size();i++) if( !used[rG[v][i]] ) rdfs(rG[v][i],k);
}

int scc(){
  rep(i,V) used[i] = false;
  vs.clear();
  rep(v,V) if( !used[v] ) dfs(v);
  rep(i,V) used[i] = false;
  int k = 0;
  for(int i=(int)vs.size()-1;i>=0;i--) if( !used[vs[i]] ) rdfs(vs[i],k++);
  return k;
}


bool check(int a,int b) {
  rep(i,(int)poly[a].size()) {
    Segment seg1 = Segment(poly[a][i],poly[a][(i+1)%poly[a].size()]);
    rep(j,3){
      Segment seg2 = Segment(ps[b][j],ps[b][(j+1)%3]);
      if( equals(cross(seg1.p1-seg1.p2,seg2.p1-seg2.p2),0.0) ) {
        if( onSegment(seg1.p1,seg1.p2,seg2.p1) || onSegment(seg1.p1,seg1.p2,seg2.p2) ||
            onSegment(seg2.p1,seg2.p2,seg1.p1) || onSegment(seg2.p1,seg2.p2,seg1.p2) ) return true;
      } else if( intersectSS(seg1,seg2) ) return true;
    }
  }
  rep(i,3) if( inPolygon(poly[a],ps[b][i]) ) return true;
  return false;
}

void converter(int index){
  Polygon temp;
  rep(i,3) {
    double dist[2] = {abs(ps[index][(i+1)%3]-ps[index][(i+2)%3]),
                      abs(ps[index][(i+2)%3]-ps[index][i])};
    if( equals(dist[0],dist[1]) ) {
      Point p = projection(Line(ps[index][i],ps[index][(i+1)%3]),ps[index][(i+2)%3]);
      Point e = ( ps[index][(i+2)%3] - p ) / abs( ps[index][(i+2)%3] - p );
      temp.push_back(ps[index][i]);
      temp.push_back(ps[index][(i+1)%3]);
      temp.push_back(ps[index][(i+1)%3] + e * d);
      temp.push_back(ps[index][i] + e * d);
      break;
    }
  }
  assert( !temp.empty() );
  poly.push_back(temp);
}

int nV;
struct Edge { int to; };

void draw(vector<vector<Edge> > &nG,int cur){ 
  rep(i,(int)nG[cur].size()){
    if( !used[nG[cur][i].to] ) {
      used[nG[cur][i].to] = true;
      draw(nG,nG[cur][i].to);
    }
  }
}

template<typename T>
bool visit(const T& G,int v,vector<int>& order,vector<int>& color){
  color[v] = 1;
  for(__typeof((G[v]).begin()) e = G[v].begin();e != G[v].end();e++){
      if(color[e->to] == 2)continue;//このvisit以外のvisitで訪れた
      if(color[e->to] == 1)return false;//このvisitで訪れた
      if(!visit(G,e->to,order,color))return false;
    }
  order.push_back(v);
  color[v] = 2;
  return true;
}

template<typename T>
bool topologicalSort(const T& G,vector<int>& order){
  int SizeG = G.size();
  vector<int> color(SizeG); 
  for(int u=0;u<SizeG;u++) if(!color[u] && !visit(G,u,order,color)) return false;
  reverse(order.begin(),order.end());
  return true;
}


void compute(){
  poly.clear(), vs.clear();
  rep(i,V) G[i].clear(), rG[i].clear(), used[i] = false;
  
  rep(i,V) converter(i);

  rep(i,V) rep(j,V) if( i != j && check(i,j) ) add_edge(i,j);

  nV = scc();

  vector<vector<Edge> > nG(nV,vector<Edge>());
  rep(i,V) rep(j,(int)G[i].size()) {
    if( cmp[i] == cmp[G[i][j]] ) continue;
    nG[cmp[i]].push_back((Edge){cmp[G[i][j]]});
  }

  vector<int> order;
  assert( topologicalSort(nG,order) );
  memset(used,false,sizeof(used));
  int answer = 0;
  
  rep(i,nV) if( !used[order[i]] ){
    used[order[i]] = true;
    ++answer;
    draw(nG,order[i]);
  }
  cout << answer << endl;
}

int main(){
  while( cin >> V >> d, (V|(int)d) ){
    rep(i,V) rep(j,3) cin >> ps[i][j].x >> ps[i][j].y;
    compute();
  }
  return 0;
}

Measured memory_bytes: 1372