content: he mounted it to go a - hunting , and the horse ran away and could not be stopped . so hou i came to kunlun mountain and met the queen - mother of the jasper sea . and she gave him the herb of immortality . he took it home with him and hid it in his room . but his wife who was named tschang o , once ate some of it on the sly when he was not at home , and she immediately floated up to the clouds . when she reached the moon , she ran into the castle there , and has lived there ever since as the lady of the moon .
answer: ran into the castle there , and has lived there ever since as the lady of the moon .
question: what did tschang o do when she reached the moon ?
target: what did tschang o do when she reached the moon ?
references: what did tschang o do when she reached the moon ?