*SUPPORT*
IN: lug kiki fep OUT: GREEN RED RED RED RED RED
IN: blicket tufa zup OUT: PINK BLUE
IN: blicket fep OUT: PINK PINK PINK PINK PINK
IN: blicket lug tufa blicket OUT: PINK GREEN PINK
IN: lug zup fep OUT: GREEN BLUE BLUE BLUE BLUE BLUE
IN: lug blicket lug OUT: GREEN PINK GREEN
IN: zup zup dax OUT: BLUE BLUE BLUE
IN: lug tufa zup OUT: GREEN BLUE
IN: zup OUT: BLUE
IN: lug tufa lug OUT: GREEN GREEN
IN: kiki dax OUT: RED RED
IN: zup tufa zup OUT: BLUE BLUE
IN: blicket dax OUT: PINK PINK
IN: zup lug fep OUT: BLUE GREEN GREEN GREEN GREEN GREEN

*QUERY*
IN: lug OUT: GREEN
IN: kiki zup tufa blicket OUT: RED BLUE PINK
IN: kiki tufa lug OUT: RED GREEN
IN: kiki tufa zup OUT: RED BLUE
IN: lug dax OUT: GREEN GREEN
IN: kiki fep OUT: RED RED RED RED RED
IN: lug tufa blicket OUT: GREEN PINK
IN: zup dax OUT: BLUE BLUE
IN: lug fep OUT: GREEN GREEN GREEN GREEN GREEN
IN: blicket OUT: PINK

*GRAMMAR*
blicket -> PINK 
 lug -> GREEN 
 kiki -> RED 
 zup -> BLUE 
 u1 tufa u2 -> [u1] [u2] 
 u1 fep -> [u1] [u1] [u1] [u1] [u1] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 