#NEXUS

BEGIN TAXA;
      dimensions ntax=8;
      taxlabels A B C D E F G H;  
END;

BEGIN CHARACTERS;
      dimensions nchar=6;
      format datatype=protein missing=? gap=-;
      charlabels one two three four five six;
      matrix
A     WITH-B
B     WITH-A
C     WITH-D
D     WITH-C
E     WITH-F
F     WITH-E
G     WITH-H
H     WITH-G;
END;

BEGIN TREES;
      translate 
		1	A,
		2	B,
		3	C,
		4	D,
		5	E,
		6	F,
		7	G,
		8	H;
       tree bush_translate = (((1:1,2:1):1,(3:1,4:1):1):1,((5:1,6:1):1,(7:1,8:1):1):1);
END;