  
  [1X26 [33X[0;0YRegular CW-Complexes[133X[101X
  
      │ [10XSimplicialComplexToRegularCWComplex(K)[110X                                    │ 
      │ [10XCubicalComplexToRegularCWComplex(K)[110X [10XCubicalComplexToRegularCWComplex(K,n)[110X │ 
      │ [10XCriticalCellsOfRegularCWComplex(Y)[110X [10XCriticalCellsOfRegularCWComplex(Y,n)[110X   │ 
      │ [10XChainComplex(Y)[110X                                                           │ 
      │ [10XChainComplexOfRegularCWComplex(Y)[110X                                         │ 
      │ [10XFundamentalGroup(Y)[110X [10XFundamentalGroup(Y,n)[110X                                 │ 
  
