#include <stdio.h>
#define MAX 10000
#define NIL -1

typedef struct{int parent, left, right;}Node;

Node T[MAX];
int n, D[MAX], H[MAX];

void setDepth(int u, int d){
	if(u == NIL)
		return;
	D[u] = d;
	setDepth(T[u].left, d+1);
	setDepth(T[u].right, d+1);
}

int setHeight(int u){
	int h1 = 0, h2 = 0;
	if(T[u].left != NIL)
		h1 = setHeight(T[u].left) + 1;
	if(T[u].right != NIL)
		h2 = setHeight(T[u].right) + 1;
	return H[u] = (h1 > h2 ? h1 : h2);
}

int getSibling(int u){
	if(T[u].parent == NIL)
		return NIL;
	if(T[T[u].parent].left != u && T[T[u].parent].left != NIL)
		return T[T[u].parent].left;
	if(T[T[u].parent].right != u && T[T[u].parent].right != NIL)
		return T[T[u].parent].right;
	return NIL;
}

void print(int u){
	printf("node %d: ", u);
	printf("parent = %d, ", T[u].parent);
	printf("sibling = %d, ", getSibling(u));
	int deg = 0;
	if(T[u].left != NIL)
		deg++;
	if(T[u].right != NIL)
		deg++;
	printf("degree = %d, ", deg);
	printf("depth = %d, ", D[u]);
	printf("height = %d, ", H[u]);

	if(T[u].parent == NIL)
		printf("root\n");
	else if(T[u].left == NIL && T[u].right == NIL)
		printf("leaf\n");
	else
		printf("internal node\n");
}

int main(){
	int i, v, l, r, root = 0;
	scanf("%d", &n);

	for(i = 0; i < n; i++)
		T[i].parent = NIL;

	for(i = 0; i < n; i++){
		scanf("%d %d %d", &v, &l, &r);
		T[v].left = l;
		T[v].right = r;
		if(l != NIL)
			T[l].parent = v;
		if(r != NIL)
			T[r].parent = v;
	}

	for(i = 0; i < n; i++){
		if(T[i].parent == NIL)
			root = i;
	}

	setDepth(root, 0);
	setHeight(root);

	for(i = 0; i < n; i++)
		print(i);

	return 0;
}
