start => '00:00', tz => 'America/Chicago', calendar => 'Daily'


J2()  J3()
  J1()
  J4()
J12()   J13()
--------------------------------------------------------------------------------
  J6()    J7()
    J5()
--------------------------------------------------------------------------------
  J5()    J4()
    J8()
--------------------------------------------------------------------------------
 J9()
 J10()
 J11()


 
