Simplify the following text for a Grade 7 native English-speaking person.
Original: Ramesses posted troops and ships at strategic points along the coast and patiently allowed the pirates to attack their prey before skillfully catching them by surprise in a sea battle and capturing them all in a single action .
Simplified: p250 Ramesses posted troops and ships at strategic points along the coast , and allowed the pirates to attack their prey . He then caught them by surprise in a sea battle , capturing them all in a single action .