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

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

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