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

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

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