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

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

*GRAMMAR*
wif -> BLUE 
 zup -> YELLOW 
 tufa -> PURPLE 
 kiki -> GREEN 
 x1 gazzer x2 -> [x1] [x2] 
 u1 dax -> [u1] [u1] 
 u1 fep -> [u1] [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 