from django.db import models class Child(models.Model): name = models.CharField(maxlength=20) birthday = models.DateField() class Admin: pass class Event(models.Model): date = models.DateField() place = models.CharField(maxlength=200) childs = models.ManyToManyField(Child) note = models.CharField(maxlength=300, null=True) state_choice = ( ('A', 'allowed'), ('F', 'forbiden'), ('Q', 'in question') ) state = models.CharField(maxlength=1, choices=state_choice) class Admin: pass