Barcelona two points clear in Spain as Lionel Messi scores his 50th goal of season . Argentine comes off the bench in much - changed squad for 2 - 0 win over Osasuna . Real Madrid continue from the win with 6 - 3 defeat of third - placed Valencia . Fifth - placed Athletic Bilbao beat Basque rivals Real Sociedad 2 - 1 at home .
Barcelona eight points clear in Spain as Lionel Messi scores record 50th goal of season . Argentine comes off the bench in much-changed team for 2-0 win over Osasuna . Real Madrid continue from cup win with 6-3 thrashing of third-placed Valencia . Fifth-placed Athletic Bilbao beat Basque rivals Real Sociedad 2-1 at home .