{{},{},{},{},{1,2,3,4}}
{{},{},{},{1},{2,3,4}}
{{},{},{},{1,2},{3,4}}
{{},{},{},{1,2,3},{4}}
{{},{},{1},{2},{3,4}}
{{},{},{1},{3},{2,4}}
{{},{},{1},{1,2},{3,4}}
{{},{},{1},{2,3},{4}}
{{},{},{1,2},{3},{4}}
{{},{1},{1},{2,3},{4}}
{{},{1},{2},{3},{4}}