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

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

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