This corresponds to $FC6B in the ZX Spectrum version.

Used by little boy no. 1 in lessons $E3, $E6, $E9, $EF and $F1; by little boy no. 2 in lessons $E3, $E9, $EE and $F1; by little boy no. 3 in lessons $E3, $E6, $E9, $EB, $ED, $EF and $F1; by little boy no. 4 in lessons $E6, $E8, $EA and $F1; by little boy no. 5 in lessons $EC, $EF and $F1; by little boy no. 6 in lessons $E2, $E8, $EA, $EB, $EF and $F1; by little boy no. 7 in lessons $E2, $E4, $E6, $E7, $ED and $F1; by little boy no. 8 in lessons $E2, $E4, $E8, $EA, $EF and $F1; by little boy no. 9 in lessons $E2, $E3, $E4, $E7, $EB, $EC, $EE and $F1; by little boy no. 10 in lessons $E2, $E3, $E4, $E7, $EC, $ED, $EF and $F1; by little boy no. 11 in lessons $E2 and $E3; and by MR ROCKITT in lesson $E5.