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

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

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