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

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

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