Complex sentence: The Boolean satisfiability problem is a well-researched problem with many exemplar solvers available; it is very fast, as package solving complexity is very low compared to other areas where SAT solvers are used.
Split into simpler sentences: The Boolean satisfiability problem is a well-researched problem with many exemplar solvers available. It is very fast, as package solving complexity is very low compared to other areas where SAT solvers are used.