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

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

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