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

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

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