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

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

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