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

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

*GRAMMAR*
kiki -> PURPLE 
 tufa -> YELLOW 
 blicket -> BLUE 
 lug -> RED 
 x1 fep u1 -> [u1] [x1] [u1] 
 x1 zup -> [x1] [x1] 
 u1 wif u2 -> [u2] [u1] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 