Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Letter | Pronunciation spelled free | Pronunciation spelled checked | Example spelled free | Example spelled checked |
| --- | --- | --- | --- | --- |
| a | aː | ɑ | later /ˈlaːtər/ ("later") | lat /lɑt/ ("lat") |
| e | eː | ɛ | telen /ˈteːlə(n)/ ("to cultivate") | tel /tɛl/ ("count") |
| i | i(ː) | ɪ | Tine /ˈtinə/ (a name) | tin /tɪn/ ("tin") |
| o | oː | ɔ | open /ˈoːpə(n)/ ("open") | op /ɔp/ ("on") |
| u | y(ː) | ʏ | Lukas /ˈlykɑs/ (a name) | luk /lʏk/ ("succeed") |
Question:
What is Letter, when Example Spelled Checked is "tin /tɪn/ ("tin")"?
Answer:
i