Hi, I need to simplify this but I don’t know how to do it. Can u help me pls

```
if a == "a1":
a = a1
elif a == "a2":
a = a2
elif a == "a3":
a = a3
elif a == "b1":
a = b1
elif a == "b2":
a = b2
elif a == "b3":
a = b3
elif a == "c1":
a = c1
elif a == "c2":
a = c2
elif a == "c3":
a = c3
```