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

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

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