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

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

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