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

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

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