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

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

*GRAMMAR*
kiki -> RED 
 lug -> PURPLE 
 dax -> BLUE 
 tufa -> GREEN 
 u1 wif u2 -> [u1] [u2] 
 x1 blicket u1 -> [x1] [u1] [u1] [u1] 
 x1 fep x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 