what is the common religious affiliation of the pyatnytska church and that of st andrew's greek orthodox theological college ?
SELECT DISTINCT var_uri where brack_open dbr_Pyatnytska_Church_ attr_open Chernihiv attr_close dbp_religiousAffiliation var_uri sep_dot dbr_St_Andrew's_Greek_Orthodox_Theological_College dbo_type var_uri brack_close