4
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
11.2,bxz,9.25,bxz
9.25,syz,4.9,syz
4.9,wawok1,0.6,wawok1
0.6,end,-,-