
I want to know how to interpret this. I researched a bit but only read about multiple voices, which are obviously not present here.
The whole piece is in 4/4, only this one measure contains 5 quarters. Maybe it has something to do with the triplet?

I want to know how to interpret this. I researched a bit but only read about multiple voices, which are obviously not present here.
The whole piece is in 4/4, only this one measure contains 5 quarters. Maybe it has something to do with the triplet?
It is to do with the triplet. The three quarters are played in the time of two, so there are only four beats in the bar. Hope this helps!
as addition, here is a simple score example to illustrate the counting of 3 quarter triplets against straight quarter counting in a 4/4 time signature:
in your special case the rhythm would be as follows:
Update: