What Is an Observation Sentence?

Carnap tries to say heomn to sow yu how to translate all that physical object, theoretical, physical object language into these fundamental statements about sense data. He points to the whole project, but he doesn't carry it out. The idea is that you talk about placing specific colors at points in space,. And that everything could ultimately be reduced to that sort of talk. So with quine, like an observation sentence, i don't think this is a tree would be an observation sentence. Is two theoretical, be wrong about it. But for kwin, this idea of indeterminacy of translation means that the theory as a whole, the language as a whole can have multiple