Complex sentence: This is also the predominant match-up in Lucha Libre ("dos de tres caidas") and before the mid 1970s, pretty much all title matches were 2 out of 3 falls.
Split into simpler sentences: This is also the predominant match-up in Lucha Libre ("dos de tres caidas"). Before the mid 1970s, the majority of title matches were 2 out of 3 falls.