- Lincoln reaches FA Cup quarterfinals
- First non-league side in 103 years to do so
- Goalscorer talks about "unbelievable" win
(CNN)It's back to reality for Lincoln City -- having toppled Premier League opposition in a major FA Cup upset, the English team faces a trip to fellow non-league side North Ferriby United on Tuesday.
How it's calculated
The English Premier League is awash with money, with its current TV deal reportedly worth nearly $11 billion. But which Premier League players are delivering the best bang for the buck for their clubs? Tracking a number of live on-field performance indicators -- such as goals, key passes and defensive actions like blocks and interceptions -- Player ROI, or return on investment, compares players' game performance to their cost to find out.