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

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

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