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

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

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