Complex sentence: In a single-elimination tournament with no byes, half of the competitors will be eliminated after their first game; this can be disappointing to those who had to travel to the tournament and were only able to play once.
Split into simpler sentences: In a single-elimination tournament with no byes, half of the competitors will be eliminated after their first game. This can be disappointing to those who had to travel to the tournament and were only able to play once.