Complex sentence: In 1996, WSOC-TV entered into a joint sales agreement with independent station WKAY-TV (channel 64), which moved its operations into WSOC-TV's studios in Uptown Charlotte and changed its call letters to WAXN-TV.
Split into simpler sentences: In 1996, it found a solution in the form of a joint sales agreement with independent station WKAY-TV (channel 64). As part of the deal, WKAY moved its operations to WSOC-TV's studios and changed its call letters to WAXN-TV.