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

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

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