4
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
2.8,bxz,1.6,bxz
1.6,wawok1,-5.4,wawok1
-5.4,wawoz,-8.0,wawoz
-7.2,end,-,-