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

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

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