Complex sentence: With the help of friendly fish and a butterfly, Thumbelina escapes the toad and her son, and drifts on a lily pad until captured by a stag beetle who later discards her when his friends reject her company.
Split into simpler sentences: With the help of friendly fish and a butterfly, Thumbelina escapes the toad and her son and drifts on a lily pad until she is captured by a stag beetle. The stag beetle discards her when his friends reject her company.