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

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

*GRAMMAR*
lug -> RED 
 wif -> BLUE 
 gazzer -> GREEN 
 zup -> PINK 
 x1 dax u1 -> [x1] [u1] 
 u1 tufa u2 -> [u1] [u1] [u2] [u2] 
 x1 fep x2 -> [x1] [x2] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 