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

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

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