*SUPPORT*
IN: dax gazzer dax OUT: GREEN GREEN GREEN GREEN
IN: tufa wif zup OUT: BLUE PURPLE BLUE PURPLE BLUE PURPLE BLUE PURPLE
IN: wif zup OUT: PURPLE PURPLE PURPLE PURPLE
IN: tufa dax kiki OUT: BLUE GREEN GREEN GREEN GREEN
IN: tufa OUT: BLUE
IN: dax kiki OUT: GREEN GREEN GREEN GREEN
IN: wif OUT: PURPLE
IN: wif dax zup OUT: PURPLE GREEN PURPLE GREEN PURPLE GREEN PURPLE GREEN
IN: fep dax kiki OUT: PINK GREEN GREEN GREEN GREEN
IN: dax OUT: GREEN
IN: fep tufa tufa OUT: PINK BLUE BLUE
IN: dax zup OUT: GREEN GREEN GREEN GREEN
IN: dax fep OUT: GREEN PINK
IN: wif wif OUT: PURPLE PURPLE

*QUERY*
IN: fep kiki OUT: PINK PINK PINK PINK
IN: fep dax tufa kiki OUT: PINK GREEN BLUE BLUE BLUE BLUE
IN: fep dax gazzer dax OUT: PINK GREEN PINK GREEN GREEN PINK GREEN
IN: tufa fep OUT: BLUE PINK
IN: tufa gazzer fep OUT: BLUE BLUE PINK BLUE
IN: fep gazzer fep OUT: PINK PINK PINK PINK
IN: fep OUT: PINK
IN: wif gazzer dax OUT: PURPLE PURPLE GREEN PURPLE
IN: tufa kiki OUT: BLUE BLUE BLUE BLUE
IN: wif kiki OUT: PURPLE PURPLE PURPLE PURPLE

*GRAMMAR*
wif -> PURPLE 
 fep -> PINK 
 dax -> GREEN 
 tufa -> BLUE 
 x1 gazzer u1 -> [x1] [x1] [u1] [x1] 
 u1 kiki -> [u1] [u1] [u1] [u1] 
 x1 zup -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 