A public corporation and a private corporation plan to each acquire ½ of the common shares of a third corporation ("Opco"). The public corporation, which was experienced in the field in which Opco was to operate was to manage Opco and supervise the construction of a plant in the marketing of the products, and the shareholders' agreement between the public corporation and the private corporation ensured that they would have equal rights and obligations. RC, since it considered that only the rights and obligations established by the documents could be considered, considered that it was impossible to declare that there was de facto control of Opco by the public corporation.