Figure 1

Polar plots for sentences including animals (A), tools (B), food (C), PS, philosophical-spiritual (D), EMSS, emotional-social (E), and PSTQ, physical-spatio-temporal-quantitative (F) concepts, showing the row frequency count of the variable number of questions (dodger blue), the percentage of the other coded variables concerning conversation i.e., uncertainty expressions (dark orange), target word repetition (pink), why (magenta), how (dark turquoise), where (medium orchid), who (deep sky blue), when (lawn green), and what (light salmon) questions. A polar plot showing the percentage of the turn-taking variable (G) for sentences including animals (blue), tools (light green), food (orange), PS, philosophical-spiritual (aqua), EMSS, emotional-social (gold), PSTQ, physical-spatio-temporal-quantitative (violet) concepts.