India, July 10 -- It's time for the second quarterfinal of the FIFA World Cup. 2010 champions Spain and former World No. 1 Belgium will go head to head for a spot in the final four, where France lie in wait after their own victory over Morocco. Spain are heavily the favourites, having dominated through their campaign and conceding no goals, while Belgium are transitioning from their "golden generation" to a younger crop of players. Here are the key matchups to keep an eye on.

Leandro Trossard has been arguably Belgium's most electric attacker over the past few matches, racking up two goals and two assists by drifting inside off the left flank to combine brilliantly in tight half-spaces. He will be up against Pedro Porro, a highly athleti...