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

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

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