Hello

I'm very confused, can any one brief me what is left align and parsimonious mean with simple example ? 

Thanks!
This paper [Unified representation of genetic variants][1] or this [wiki page][2] from the same authors explain normalization very nicely.


  [1]: https://academic.oup.com/bioinformatics/article/31/13/2202/196142
  [2]: https://genome.sph.umich.edu/wiki/Variant_Normalization