4
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
25.7,bxz,24.7,bxz
24.7,syz,12.7,syz
12.7,wawok1,0.7,wawok1
0.7,end,-,-