who is the founder of the trade union which affiliates metropolitan andrey sheptytsky institute of eastern christian studies ?
SELECT DISTINCT var_uri where brack_open dbr_Metropolitan_Andrey_Sheptytsky_Institute_of_Eastern_Christian_Studies dbo_affiliation var_x sep_dot var_x dbp_founded var_uri sep_dot var_x a dbo_TradeUnion brack_close