*SUPPORT*
IN: wif dax lug OUT: GREEN RED RED RED RED RED
IN: dax zup tufa lug OUT: PINK PINK PINK PINK PINK RED RED
IN: kiki lug OUT: BLUE BLUE BLUE BLUE BLUE
IN: dax OUT: RED
IN: dax lug OUT: RED RED RED RED RED
IN: tufa gazzer dax OUT: RED PINK RED PINK
IN: wif kiki wif tufa lug OUT: GREEN BLUE GREEN PINK PINK PINK PINK PINK
IN: dax zup dax lug OUT: RED RED RED RED RED RED RED
IN: wif zup dax zup tufa OUT: PINK RED RED GREEN GREEN
IN: kiki dax wif zup wif dax OUT: BLUE RED GREEN RED GREEN GREEN
IN: tufa zup tufa tufa lug OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: dax dax lug OUT: RED RED RED RED RED RED
IN: tufa kiki lug OUT: PINK BLUE BLUE BLUE BLUE BLUE
IN: wif zup wif dax zup dax OUT: GREEN RED RED RED GREEN GREEN

*QUERY*
IN: wif lug OUT: GREEN GREEN GREEN GREEN GREEN
IN: tufa OUT: PINK
IN: tufa tufa OUT: PINK PINK
IN: tufa zup wif lug OUT: GREEN GREEN GREEN GREEN GREEN PINK PINK
IN: wif dax OUT: GREEN RED
IN: tufa lug OUT: PINK PINK PINK PINK PINK
IN: wif tufa OUT: GREEN PINK
IN: kiki OUT: BLUE
IN: wif gazzer kiki OUT: BLUE GREEN BLUE GREEN
IN: wif zup wif lug OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN

*GRAMMAR*
wif -> GREEN 
 kiki -> BLUE 
 dax -> RED 
 tufa -> PINK 
 u1 gazzer x1 -> [x1] [u1] [x1] [u1] 
 u1 zup x1 -> [x1] [u1] [u1] 
 u1 lug -> [u1] [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 