Complex sentence: In the American system, the technical crew is subordinate to the DP, who, along with and next to the director, has the final word on all decisions related to both lighting and framing, color and tone.
Split into simpler sentences: In the American system, the technical crew is subordinate to the DP. Who, along with and next to the director, has the final word on all decisions related to both lighting and framing, color and tone.