With the elections over, Spain now enters a period of tenuous political negotiations. In theory, a grand coalition involving the People's Party and the Socialists could control a solid majority in parliament. However, both major parties have ruled out joining such a government. The People's Party and Ciudadanos are close ideologically, but they lack the numbers to form a government without additional support. A center-left alliance including the Socialist Party and Podemos would also require support from smaller parties. Neither of the latter two scenarios would be particularly promising in terms of stability....