tttt          
                                                                                             ttt:::t          
                                                                                             t:::::t          
                                                                                             t:::::t          
    qqqqqqqqq   qqqqq vvvvvvv           vvvvvvv zzzzzzzzzzzzzzzzz ppppp   ppppppppp    ttttttt:::::ttttttt    
   q:::::::::qqq::::q  v:::::v         v:::::v  z:::::::::::::::z p::::ppp:::::::::p   t:::::::::::::::::t    
  q:::::::::::::::::q   v:::::v       v:::::v   z::::::::::::::z  p:::::::::::::::::p  t:::::::::::::::::t    
 q::::::qqqqq::::::qq    v:::::v     v:::::v    zzzzzzzz::::::z   pp::::::ppppp::::::p tttttt:::::::tttttt    
 q:::::q     q:::::q      v:::::v   v:::::v           z::::::z     p:::::p     p:::::p       t:::::t          
 q:::::q     q:::::q       v:::::v v:::::v           z::::::z      p:::::p     p:::::p       t:::::t          
 q:::::q     q:::::q        v:::::v:::::v           z::::::z       p:::::p     p:::::p       t:::::t          
 q::::::q    q:::::q         v:::::::::v           z::::::z        p:::::p    p::::::p       t:::::t    tttttt
 q:::::::qqqqq:::::q          v:::::::v           z::::::zzzzzzzz  p:::::ppppp:::::::p       t::::::tttt:::::t
  q::::::::::::::::q           v:::::v           z::::::::::::::z  p::::::::::::::::p        tt::::::::::::::t
   qq::::::::::::::q            v:::v           z:::::::::::::::z  p::::::::::::::pp           tt:::::::::::tt
     qqqqqqqq::::::q             vvv            zzzzzzzzzzzzzzzzz  p::::::pppppppp               ttttttttttt  
             q:::::q                                               p:::::p                                    
             q:::::q                                               p:::::p                                    
            q:::::::q                                             p:::::::p                                   
            q:::::::q                                             p:::::::p                                   
            q:::::::q                                             p:::::::p                                   
            qqqqqqqqq                                             ppppppppp