6
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
3.5,bxz,2.0,bxz
2.0,stz,-15.5,stz
-15.5,syk1,-19.5,syk1
-19.5,syz,-21.7,syz
-21.7,wawok1,-22.65,wawok1
-22.65,end,-,-