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

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

*GRAMMAR*
tufa -> GREEN 
 fep -> BLUE 
 lug -> RED 
 wif -> PINK 
 x1 gazzer x2 -> [x1] [x2] 
 u1 zup u2 -> [u2] [u1] 
 u1 kiki -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 