5
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
10.0,bxz,7.8,bxz
7.8,syz,1.5,syz
1.5,wawok1,-1.8,wawok1
-1.8,wawoz,-15.2,wawoz
-15.2,end,-,-