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

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

*GRAMMAR*
wif -> GREEN 
 zup -> YELLOW 
 lug -> PINK 
 gazzer -> PURPLE 
 u1 dax x1 -> [x1] [u1] 
 x1 fep x2 -> [x1] [x1] [x1] [x2] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 