andriantsimitoviaminandriandehibe pledged to continue his father's work to transform the bestimitatatra swamps into rice paddies to feed the growing population of imerina. he selected two of his sons to oversee the labor. the two princes challenged one another to see who could complete their dike fastest. the king proceeded to traditionally divide the territory into northern and southern halves along the ikopa river and assigned andrianjakanavalondambo to construct a southern dike at ambivy, while his eldest son and heir apparent, razakatsitakatrandriana, was tasked with building a northern dike from ankadimbahovaka to anosizato. the king positioned himself at ankadimbahovaka where he could observe the work of the entire population and both his sons' qualities of governance as they oversaw the construction of the dikes. the younger of the two boys, andrianjakanavalondambo, was the first to complete the construction of his dike. the young prince visited his father en route to brag to his elder brother, whereupon the king warned him, "younger as you are, learn to wait until the end. stay where you belong and don't bring troubles upon yourself without reason, as you are a man, my friend."