Portugal and Iceland commence Group F bids with their third meeting
Portuguese won both previous matches, in UEFA EURO 2012 qualifying
Cristiano Ronaldo set to win his 127th cap, equalling Luís Figo’s Portugal record
Icelanders are making their major tournament debut
Iceland is smallest nation to grace a major finals (population 330,000)
Portugal: Rui Patrício; Vieirinha, Bruno Alves, Pepe, Raphäel Guerreiro; João Mário, Danilo, João Moutinho, Adrien Silva; Nani, Cristiano Ronaldo.
Doubtful: Quaresma (hamstring)
Iceland: Halldorsson; Sævarsson, R Sigurdsson, Árnason, Skúlason; Gudmundsson, G Sigurdsson, Gunnarsson, Bjarnason; Sigthórsson, Finnbogason.