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

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

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