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

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

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