Subject name - Abbreviation

Art - Ar
Biology - Bi
Business Studies - Bu
Chemistry - Ch
Computer Science - CS
French - Fr
Geography - Gg
History - Hi
IT - IT
Mandarin - Cn
Music - Mu
PE - PE
Physics - Ph
Spanish - Sp

Compulsory:

English Language - La
English Literature - Li
Maths - Ma

Other:

Tutor - Tu
Free - Ac

{
    [
        {"name":"Sarah","subjects":["physics","it","biology","history","art"]},
        {"name":"Jim","subjects":["history","business studies","biology","pe","computer science"]}
    ]
}