#NEXUS

BEGIN TAXA;
      dimensions ntax=7;
      taxlabels A 

B 
C 
             D      E     F      G;  
END;

BEGIN CHARACTERS;
      dimensions nchar=5;
      format datatype=protein missing=? gap=-;
      charlabels 1

 2

 3

 4

5

;
      matrix
A     -      -O      N E      
B             -   -  ON          E
C TWO        --               
D             TH               RE              E
E   F                         -OU R
F     F           I             V      E-
G            S             I         X-             -                 ;
END
;

BEGIN TREES;
       tree radical_whitespace = (
(
 (
  (
   (
    (A:1,
         B:1):1,
                C:2):1,
                       D:3):1,
                              E:4):1,
                                     F:5):1,
                                            G:6)
;
END;