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

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

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