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

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

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