Figures & data
Figure 1a. (image 1–2). (1) The baritone responds to the soprano’s question while gazing at her. (2) The baritone makes the proposal while gazing at the director.
Figure 1b. (image 1–4). (1) The director elicits a proposal from the baritone. (2) The baritone makes a proposal while relocating to depict (3) The baritone requests agreement from the director. (4) The baritone lies down next to the soprano.
Figure 1c. (image 1–4). (1) The baritone accounts for an upcoming proposal. (2) The baritone moves toward the soprano but halts and self-repairs to check alignment. (3) The baritone continues to move toward the floor after the director’s displayed alignment. (4) The baritone lies down.
Figure 2a. (image 1–4). (1) The baritone addresses the director after her instruction. (2) The baritone moves toward the soprano to embrace her. (3) The baritone sings and releases the soprano (who is behind the assistant director and baritone, illustrated in red dashed lines). (4) The baritone addresses the director after the depiction.
Figure 2b. (image 1–6). (1) The director readjusts the baritone’s hands. (2) The director starts to move toward the baritone who moves after, while they sing piangi. (3) The director briefly shakes the soprano’s hand and looks at her while singing piangi again. (4) The director strokes the soprano’s arm. (5) The director faces the soprano and grabs her face. (6) The director slowly releases the soprano while singing “ah.”
Data availability statement
Due to ethical restrictions, supporting data is not available.