Complex sentence: As a rock climber, Goodwin made several first ascents of challenging climbs and regularly broke with rock climbing tradition by climbing without a rope, performing the One Arm Fly Off, and the Flag Maneuver.
Split into simpler sentences: As a rock climber, Goodwin made several first ascents. Frequently, he broke with rock climbing tradition by climbing without a rope, performing acrobatic maneuvers including the one arm fly-off and flag maneuver.