Complex sentence: Two of Gru's minions who tried to thwart her plans where captured alongside to AVL's underwater headquarters where Gru met the league's Director, Silas Ramsbottom.
Split into simpler sentences: Two of Gru's minions who try to thwart her plans are captured also. They travel to AVL's underwater headquarters where Gru meets the league's Director, Silas Ramsbottom.