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

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

*GRAMMAR*
fep -> RED 
 zup -> GREEN 
 dax -> BLUE 
 tufa -> PURPLE 
 x1 kiki u1 -> [u1] [u1] [x1] 
 x1 lug x2 -> [x2] [x1] 
 x1 blicket x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 