Input:
some random text SELECT TABLE1 some more random text
some random text SELECT TABLE2 some more random text
some random text SELECT TABLE3 some more random text
some random text SELECT TABLE1 some more random text
The new input:
some random text SELECT TABLE1 some more random text
some random text SELECT TABLE2 some more random text
some random text SELECT TABLE3 some more random text
some random text SELECT TABLE1 some more random text