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

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

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