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

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

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