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Cross-recurrence plots of a (A) fire-walker and related spectator, (B) fire-walker and tangentially related spectator, and (C) fire-walker and unrelated spectator, at 2% recurrence rate, with the fire-walkers’ time series along the x axis and the spectators’ along the y axis. The red and blue lines mark the beginning of ritual and the time of shown fire-walker's walk, respectively. The green line marks the time of the related fire-walker's walk.
