.
                                     b
                           i        t c         i
                         t         h b           t
                        c          i t              c
                       h        b      i           h
                       b        t       c          b
                        i         h    b          i
                          t         i  t           t
                            c       ch        c
                                      h

.
                                   M
                             i     is      i
                           s      sM      s
                          s        is         s
                          P     s      P     P
                          i      i       g      i
                           g     g     y      g
                            g     M  i       g
                              y     ss       y
                                •    P     •

.
          

                                    O
                                     |
                                     |
                                     |
                                 /         \
                               /             \
    
           Bob has no arms.

          "Knock.  Knock. "
           "Who is it?"

            It isn't Bob!

.
                                    C
                            a      an      a
                          n        dy        n
                         d        C   a        d
                        y        n     d        y
                        C       y       C        C
                        a       a       n         a
                         n       d     y         n
                           d         C          d
                                 y          y

.
                                  Ma
                            a    nM     n
                          n      an        M
                        M     M    a       a
                        a      n     M       n
                        n      a      n       M
                         M     M   a        a
                           a        n         n
                             n     M      M
                               •    a     a
                                     n

.
                                   V
                          e      e n       e
                        n       u s          n
                       u          V            u
                       s        e     n         s
                       V        u    s         V
                        e        V  e         e
                          n      n u        n
                              u    •       u
                                     S

.
                                    Fu
                              u    ck      c
                            c      Fu         k
                          k       c    k         F
                         F       F     u         u
                         u       c      k         c
                          c        F   u         k
                           k        c k          F
                             F       F        u
                                u    u     c
                                     c k