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

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

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