Complex sentence: The results of the matches of the last round (Confiança-Sergipe and Itabaiana-Catuense) are unknown.the positions from 2 to 4 may have changed, although this didn't affect the qualification of Sergipe.
Split into simpler sentences: The results of the matches of the last round (Confiança-Sergipe and Itabaiana-Catuense) are unknown. The positions from 2 to 4 may have changed, although this didn't affect the qualification of Sergipe.