Complex sentence: Styles attempted a "Phenomenal Forearm", but Cena countered the move into a third "Attitude Adjustment", which was immediately followed by a fourth "Attitude Adjustment" on Styles to win the title for his record thirteenth WWE Championship.
Split into simpler sentences: Styles attempted a Phenomenal Forearm but Cena countered the move into a third Attitude Adjustment on Styles. Cena performed a fourth Attitude Adjustment on Styles to win the title, his record thirteenth WWE Championship.