begin paup;
set autoclose=yes warnreset=no notifybeep=no;
set crit=parsimony;
hsearch nocollapse swap=none;
savetrees fmt=altnex append;
end;
begin paup;
set autoclose=yes warnreset=no notifybeep=no;
set crit=parsimony;
hsearch nocollapse swap=none;
savetrees fmt=altnex append;
end;