There are only two differences in the Liverpool lineups that beat Spurs 2-1 home and away this season. Naby Keita and Joe Gomez started the September tilt at Wembley Stadium, while Jordan Henderson and Joel Matip started at Anfield. [ MORE: Champions League story lines ] Spurs on the other hand played a back four at Wembley with three center backs in the reverse fixture, wing backs Danny Rose and Kieran Trippier pushed up high and wide. Might we see the latter again in Madrid? One of those pieces begins this examination of the three (plus one) factors in Saturday’s Champions League Final. Kieran Trippier versus Sadio Mane Mane scored 22 goals this season, but failed to manage one against Spurs whether Trippier was lined up at right back or as more of a right wing back. All-in-all, the dangerous-crossing Trippier is a better defender than his reputation suggests, but Mane is about as explosive an attacking talent as there is in England. This battle may be the one that settles the tie. Roberto Firmino versus Toby Alderweireld Sure, this also could read Firmino v. Spurs’ defense, but “Bobby’s” two goals against Spurs this season were his first in six matches against…