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

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

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