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

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

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