By James Cormack North vs south, red vs blue, tradition vs the newly rich; Liverpool’s rivalry with Chelsea has long had the makings of a classic, but its significance has only been realised in contemporary times. The duels were rarely notable for much of their respective histories, with the arrivals of two Iberian folk at the start of the 21st century transcending their bouts into a new realm of importance. The pair once frequently met on the grand continental stage and have since made a habit of colliding in domestic cup finals. There’s usually plenty at stake when Chelsea and Liverpool lock…