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

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

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