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

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

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