# Diagram/Random example
g:=SymmetricGroup(5);
g1:=Stabilizer(g,[1,2],OnSets);
g2:=Stabilizer(g,[[1,2],[3,4]],OnSetsSets);
cg:=CosetGeometry(g,[g1,g2]);
RandomElement(cg);
Display(last);
RandomFlag(cg);
flg:=RandomFlag(cg);
Type(flg);
flg2:=RandomFlag(cg);
Type(flg2);
IsChamberOfIncidenceStructure(flg2);
IsChamberOfIncidenceStructure(flg);
Display(flg2);
cham:=RandomChamber(cg);
IsChamberOfIncidenceStructure(cham);
ElementsOfFlag(cham);
IsIncident(last[1],last[2]);
quit;
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