Parker 4-3 Feed
Three-Person, 9 Clubs

P - Pass
S - Self

A - Feeder
B - Feedee to the left of Feeder
C - Feedee to the right of Feeder

B    C

   A

A: P_BSP_ASP_BP_AS | P_BSP_ASP_BP_AS

B: P_ASSSP_ASS | P_ASSSP_ASS

C: SSP_ASSP_AS | SSP_ASSP_AS