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

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

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