This is the 11th most frequent Italian word.
al
"Al" is the contraction of "a" (to/at) and "il" (the), meaning "to the" or "at the" in English.
In this sentence, 'al' is a contraction of 'a' (to) and 'il' (the), indicating a direction towards or location in 'the park'.
Vado al parco ogni mattina.
I go to the park every morning.
Here, 'al' connects the noun 'computer' with the preposition 'accanto a' (next to the), indicating spatial relationship.
Il libro è sul tavolo accanto al computer.
The book is on the table next to the computer.
In this case, 'al' links the action of buying bread to the location 'forno', showing where the activity took place.