7(~12·1_12·7~)   (~12.1_12.7~)  
 7_{ 1Y7 }_   _{ 1Y7 }_    
7()_14~~~7_() ()_14~~~7_()
 7(14_7)-(14_7)   (14_7)-(14_7) 
         11*
        9/_\
      15{14~13.15_13.14~15}    
       15( 14Y 15)     
      15()14~11*14~15()    
      15(1_15)1-15(1_15)
 
 2,9 The 3 Little Bears 
4       _     _     
4   o'¨|\,=./|¨`o  
4      ( 12o o 4)     
4  1 4ooO1  14(1_14)1  4Ooo1