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

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

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