1 "action 1"
2 "question 2"
{
  21 "question 21"
  {
    211 "action 211"
    212 "action 212"
    213 "action 213"
  }
  {
    214 "action 214"
    21
  }
}
{
  22 "question 22"
  {
    221 "action 221"
    222 "action 222"
    223 "action 223"
    224 "action 224"
  }
  {
    225 "action 225"
    22
  }
  2
}
5 "action 5"
