original: when no one showed any interest , cave took on the task by himself .
simplifications: when no one showed any interest , cave took on the task by himself . when no one showed any interest , cave took on the task alone . cave took on the task himself because no one showed interest . when no one else wanted the job , cave did the job alone . when no one showed any interest , cave took up the job by himself . since no one else showed interest , cave started the task himself . when no one wanted to do the task , cave did it himself . when no one showed any interest , cave took over by himself .