You play the cover 2 and demolish WRs trying to catch those crossing routes.
The two deep safety look discourages the deep throws and then the LBs take care of their spots. It's not that hard to do.
It's all execution and not overthinking.
Groves was a DE converted to OLB before the UF game. He nearly blew the whole offense of UF up by himself.
Florida should have rolled out Tebow and flooded one side of the zone with WR's. There would have been someone open.