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

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

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