There are a number of preposition words that change the meaning of a phrase when used with a particular word. For example, you can use Responsible with different prepositions, and you will get a different meaning every time. You can see the examples below:
1. Responsible to
Responsible to (person)
Example: An MLA is responsible to the Legislative Assembly
2. Responsible for
Responsible for (action)
Example: She is responsible for the loss caused due to her negligence.