OK.
I took  Way: 13653242 and cut it in two where it crosses from one side of the river to the other. 
See https://www.openstreetmap.org/way/13653242
I took  Way: 13653235 and cut it in two where it crosses from one side of the river to the other. See https://www.openstreetmap.org/way/13653235

I then placed way 13653235 into the relation 14728907. 
See https://www.openstreetmap.org/relation/14728907

Note you will have to learn how to do this for yourself. I too am self taught. 