#nexus
begin taxa;
dimensions ntax=4;
taxlabels
species1
species2
species3
species4
;
end;
begin characters;
dimensions nchar=6;
format datatype=standard gap=- missing=?;
charlabels
[0.] 'legs: absent (0), present (1)', [original trait number = 9, ref = toy1.nex]
[1.] 'manus: absent (0), present (1)', [original trait number = 2, ref = toy1.nex]
[2.] 'eyes: absent (0), present (1)', [original trait number = 3, ref = toy1.nex]
[3.] 'wings: absent (0), present (1)', [original trait number = 1, ref = toy2.nex]
[4.] 'skull: absent (0), present (1)', [original trait number = 2, ref = toy2.nex]
[5.] 'beak: absent (0), present (1)', [original trait number = 3, ref = toy2.nex]
;
matrix
species1  111111
species2  011011
species3  101???
species4  ???101
;
end;
begin sets;
charset toy1 = 1 - 3;
charset toy2 = 4 - 6;
end;

