*SUPPORT*
IN: wif blicket tufa OUT: PINK GREEN
IN: tufa blicket fep OUT: PURPLE PINK
IN: wif lug tufa lug gazzer OUT: GREEN PINK YELLOW
IN: gazzer fep lug tufa OUT: YELLOW PURPLE PINK
IN: wif dax wif blicket tufa lug gazzer OUT: GREEN GREEN PINK GREEN YELLOW
IN: fep fep dax tufa fep tufa OUT: PURPLE PURPLE PURPLE PINK PURPLE PINK
IN: wif wif OUT: GREEN GREEN
IN: fep blicket wif lug wif lug fep OUT: GREEN PURPLE GREEN PURPLE
IN: wif blicket wif lug gazzer lug fep OUT: GREEN GREEN YELLOW PURPLE
IN: tufa dax fep OUT: PINK PINK PURPLE
IN: fep tufa dax wif blicket gazzer lug tufa OUT: PURPLE PINK PINK YELLOW GREEN PINK
IN: fep OUT: PURPLE
IN: gazzer blicket tufa OUT: PINK YELLOW
IN: fep gazzer lug gazzer OUT: PURPLE YELLOW YELLOW

*QUERY*
IN: gazzer dax fep blicket wif OUT: YELLOW YELLOW GREEN PURPLE
IN: wif gazzer OUT: GREEN YELLOW
IN: fep dax fep lug fep OUT: PURPLE PURPLE PURPLE PURPLE
IN: tufa dax wif OUT: PINK PINK GREEN
IN: tufa OUT: PINK
IN: gazzer OUT: YELLOW
IN: wif lug wif lug wif OUT: GREEN GREEN GREEN
IN: wif blicket fep OUT: PURPLE GREEN
IN: wif dax gazzer blicket tufa OUT: GREEN GREEN PINK YELLOW
IN: wif lug gazzer OUT: GREEN YELLOW

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