6
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
9.6,bxz,6.2,bxz
6.2,syk1,4.8,syk1
4.8,syz,1.7,syz
1.7,wawok1,-4.2,wawok1
-4.2,wawoz,-5.2,wawoz
-4.4,end,-,-