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

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

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