@Title: suola secondaria: osservazioni scientifiche @File: istcvr04-scie @Participants: PRO, x, (woman, x, 3, theacher, conversation participant, x), 589, n | ALX, x, (woman, Z, x, student, conversation participant, x), 590, n | ALY, x, (woman, Z, x, student, conversation participant, x), 591, n | ALW, x, (man, Z, x, student, conversation participant, x), 592, n | ALZ, x, (x, Z, x, student, conversation participant, x), 593, n | ALV, x, (x, Z, x, student, conversation participant, x), 594, n | AL5, x, (x, Z, x, student, conversation participant, x), 595, n | AYY, x, (x, Z, x, student, conversation participant, x), 596, n | AXY, x, (x, Z, x, student, conversation participant, x), 597, n | AXX, x, (x, Z, x, student, conversation participant, x), 598, n @Date: 00/00/1977 @Place: Florence @Situation: physics lesson at school @Topic: observations on gravity @Source: GRIT @Class_Lablita: public institutional, multi-dialogue, regulated-turn taking @Length: 44'21" @Words: 3572 @Words_no retr/frag: 3457 @Retracting: 62 @Fragments: 54 @Fragmented or Retracted Words: 116 @Interrupted Utterances: 100 @Terminated Units: 699 @Tonal Units: 1534 @Turns: 496 @Acoustic_quality: B