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

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

*GRAMMAR*
lug -> YELLOW 
 zup -> PURPLE 
 wif -> RED 
 blicket -> BLUE 
 u1 kiki u2 -> [u1] [u2] 
 x1 tufa x2 -> [x1] [x1] [x2] 
 x1 gazzer u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 