Complex sentence: On 28 July 2011, Costa Rican television reported that Campbell had come to an agreement with Arsenal, after having been discovered by club scout Daniel Karbassiyoon, although the player later admitted that while he had not yet signed talks were taking place.
Split into simpler sentences: On 28 July 2011, Costa Rican television reported that Campbell had come to an agreement with Arsenal, after having been discovered by club scout Daniel Karbassiyoon. However, Campbell later admitted that while he had not yet signed, talks were taking place.