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

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

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