5
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
5.0,bxz,2.0,bxz
2.0,syz,-7.0,syz
-7.0,wawok1,-10.0,wawok1
-10.0,wawoz,-15.0,wawoz
-15.0,end,-,-