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

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

*GRAMMAR*
lug -> YELLOW 
 gazzer -> PURPLE 
 wif -> BLUE 
 tufa -> GREEN 
 u1 kiki u2 -> [u1] [u1] [u2] [u2] 
 u1 dax -> [u1] [u1] 
 x1 zup x2 -> [x2] [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 