Rechteck mit Löcher

great-puzzle
id = 86
status = timer expired
time = 00:01:00.2
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 07:36:18 up 68 days, 13:46, 0 user, load average: 6.51, 5.93, 5.67