# your code goes here# матриця інцидентності
# Приклад вхідних даних
# 1 1 -1 1 -1 1 0 0 0 0
# 0 0 1 1 0 0 1 1 -1 1
# 0 0 0 0 1 1 -1 -1 1 0
# 0 0 0 0 0 0 0 0 0 0
# 0 0 0 0 0 0 0 0 0 1
 
import sys
 
g = []
for line in sys.stdin:
  a = [int(i) for i in line.split()]
  g.append(a)
 
petli = []
lanku = []
dygu = []
 
 
for i in range(len(g[0])):
  c = []
  for j in range(len(g)):
    if g[j][i] != 0:
      c.append(j)
 
  if len(c) == 1:
    petli.append((c[0], i))
  else:
    if g[c[0]][i] == 1 and g[c[1]][i] == 1:
      lanku.append((c[0], c[1], i))
    elif g[c[0]][i] == 1 and g[c[1]][i] == -1:
      dygu.append((c[1], c[0], i))
    else:
      dygu.append((c[0], c[1], i))
 
 
d = {
  1: 'a',
  2: 'b',
  3: 'c',
  4: 'd',
  5: 'e',
  6: 'f',
  7: 'g',
  8: 'h',
  9: 'i',
  10: 'j',
  11: 'k',
  12: 'l',
  13: 'm'
}
 
print('Петлі')
for i in petli:
  print(d[i[0] + 1], d[i[0] + 1], i[1] + 1)
 
print('-------------')
print()
print("Ланки")
 
for i in lanku:
  print(d[i[0] + 1], d[i[1] + 1], i[2] + 1)
 
print('-------------')
print()
print("Дуги")
 
for i in dygu:
  print(d[i[0] + 1], d[i[1] + 1], i[2] + 1)

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0 -1 1 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0
1 0 0 0 0 -1 -1 -1 0 0 0 0 0 -1 0 0 0 0
0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0
1 0 0 -1 0 0 0 0 0 0 -1 0 0 0 0 1 -1 1
0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0
0 1 0 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0
0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 1 0 0 0 0 0 -1 0 0 0 0 2 0 0 -1
0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0
0 0 -1 0 0 0 0 0 0 0 1 -1 0 0 0 -1 0 0