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

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

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