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

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

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