Rechteck mit Löcher

great-puzzle
id = 86
status = timer expired
time = 00:00:15.3
unique solutions = 0
using part
animate    
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Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 17:30:10 up 65 days, 23:40, 0 user, load average: 4.82, 5.22, 5.24