5
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
13.0,bxz,6.1,bxz
6.1,syk1,3.9,syk1
3.9,syz,-5.35,syz
-5.35,wawok1,-7.4,wawok1
-7.4,end,-,-