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

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

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