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

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

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