*SUPPORT*
IN: kiki lug tufa OUT: GREEN PURPLE
IN: tufa tufa OUT: PURPLE PURPLE
IN: kiki OUT: GREEN
IN: fep OUT: YELLOW
IN: tufa blicket kiki OUT: GREEN PURPLE PURPLE
IN: fep lug fep OUT: YELLOW YELLOW
IN: tufa OUT: PURPLE
IN: tufa lug tufa lug fep lug tufa OUT: PURPLE PURPLE YELLOW PURPLE
IN: fep wif tufa OUT: YELLOW PURPLE
IN: zup lug fep OUT: RED YELLOW
IN: fep kiki wif fep wif zup OUT: YELLOW GREEN YELLOW RED
IN: tufa wif kiki blicket zup lug kiki OUT: PURPLE RED GREEN GREEN GREEN
IN: kiki zup OUT: GREEN RED
IN: fep wif zup blicket zup lug kiki OUT: YELLOW RED RED RED GREEN

*QUERY*
IN: zup fep zup blicket zup OUT: RED RED YELLOW RED RED YELLOW RED
IN: tufa lug tufa lug kiki OUT: PURPLE PURPLE GREEN
IN: tufa fep OUT: PURPLE YELLOW
IN: kiki wif zup zup blicket fep OUT: GREEN YELLOW RED RED RED RED
IN: zup wif kiki fep wif fep blicket tufa OUT: RED PURPLE GREEN YELLOW YELLOW GREEN YELLOW YELLOW
IN: tufa wif tufa lug zup OUT: PURPLE PURPLE RED
IN: kiki tufa OUT: GREEN PURPLE
IN: kiki blicket tufa blicket fep OUT: YELLOW PURPLE GREEN GREEN PURPLE GREEN GREEN
IN: zup OUT: RED
IN: tufa blicket tufa blicket fep OUT: YELLOW PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE

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