The document instructs to swap the positions of frogs on both sides of something. It suggests those with an IQ over 50 should be able to complete a task within 3 minutes. The document repeats an incomplete sentence about completing a task within 3 minutes.

1. Exchange the position of the frogs at both sides.
Those with IQ higher than 50 should be able to finish this within 3 minutes

2. this within 3 minutes