On 10 March 1203, the pope put Comita III of Logudoro under the protection of Biagio and not of Pisa in light of the invasion of Logudoro by William I of Cagliari.
In light of William I of Cagliari's invasion of Logudoro on 10 March 1203, the pope chose to protect Comita III of Logudoro under Biagio rather than Pisa.