The second eldest son set off to slay the dragon and asked for advice is fater said the same poem. when the son got into his vague cave but, the dragon had seen him so he hid on the roof the son ran into the wall and passed out. the dragon chuckling to himself go down and ate the boy and put the horse away for later.
The youngest son set off to slay the Flexible dragon when the son asked his father for advice he said the same thing he had told the others and shaking he said "Dragon Dragon how do you do I have come from the king to murder you." The dragon laughed and could not stop the son held his heavy sword and by it's weight fell and cut off the dragons head .
The princess was happy she got to marry the youngest son they had riches and his brothers their horses the kingdom acclaimed him.