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

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

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