*SUPPORT*
IN: tufa gazzer dax lug dax fep OUT: PINK PINK PINK GREEN GREEN YELLOW YELLOW
IN: lug dax lug dax fep OUT: GREEN GREEN GREEN YELLOW YELLOW
IN: lug tufa gazzer OUT: GREEN PINK GREEN PINK GREEN PINK
IN: wif OUT: RED
IN: tufa OUT: PINK
IN: tufa lug OUT: PINK GREEN
IN: tufa wif gazzer OUT: PINK RED PINK RED PINK RED
IN: lug lug dax wif OUT: GREEN GREEN RED RED
IN: lug lug wif OUT: GREEN GREEN RED
IN: wif gazzer OUT: RED RED RED
IN: lug wif gazzer kiki fep OUT: GREEN RED GREEN RED GREEN RED YELLOW
IN: fep kiki tufa dax fep OUT: YELLOW PINK YELLOW YELLOW
IN: lug gazzer dax fep OUT: GREEN GREEN GREEN YELLOW YELLOW
IN: tufa fep OUT: PINK YELLOW

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

*GRAMMAR*
fep -> YELLOW 
 tufa -> PINK 
 lug -> GREEN 
 wif -> RED 
 x1 kiki x2 -> [x1] [x2] 
 x1 dax u1 -> [x1] [u1] [u1] 
 x1 gazzer -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 