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

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

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