Complex sentence: Judging from the data collected by Boas Pochutec was the most divergent of the known Nahuan dialects and although it has beeen a matter of discussion in Nahuatl dialectology it is currently classified as constituting a separate branch among the Nahuatl dialects.
Split into simpler sentences: Judging from the data collected by Boas, Pochutec was the most divergent of the known Nahuan dialects. Although it has been a matter of some discussion in Nahuatl dialectology, Pochutec is currently classified as constituting a separate branch among the Nahuatl dialects.