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

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

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