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

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

*GRAMMAR*
wif -> BLUE 
 zup -> RED 
 gazzer -> GREEN 
 tufa -> PINK 
 u1 blicket u2 -> [u2] [u1] 
 u1 kiki u2 -> [u2] [u1] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 