diff --git a/src/main/java/entity/SubmitSeed.java b/src/main/java/entity/SubmitSeed.java
index 2cec77d..98986d0 100644
--- a/src/main/java/entity/SubmitSeed.java
+++ b/src/main/java/entity/SubmitSeed.java
@@ -7,28 +7,23 @@
 public class SubmitSeed {
 
     @EmbeddedId
-    private SubmitSeedId id;
+    @AttributeOverrides({
+            @AttributeOverride(name = "begId", column = @Column(name = "beg_id")),
+            @AttributeOverride(name = "seedId", column = @Column(name = "seed_id"))
+    })
+    public SubmitSeedId id;
 
     @ManyToOne(optional = false)
-    @JoinColumn(name = "beg_id", referencedColumnName = "beg_id", foreignKey = @ForeignKey(name = "fk_ss_beg"))
-    private BegInfo begInfo;
+    @JoinColumn(name = "beg_id", referencedColumnName = "beg_id", foreignKey = @ForeignKey(name = "fk_ss_beg"), insertable = false, updatable = false)
+    public BegInfo begInfo;
 
     @ManyToOne(optional = false)
-    @JoinColumn(name = "seed_id", referencedColumnName = "seed_id", foreignKey = @ForeignKey(name = "fk_ss_seed"))
-    private Seed seed;
+    @JoinColumn(name = "seed_id", referencedColumnName = "seed_id", foreignKey = @ForeignKey(name = "fk_ss_seed"), insertable = false, updatable = false)
+    public Seed seed;
 
     @Column(name = "votes", nullable = false)
-    private int votes;
+    public int votes;
 
-    public SubmitSeed() {}
-
-    public SubmitSeedId getId() {
-        return id;
+    public SubmitSeed() {
     }
-
-    public void setId(SubmitSeedId id) {
-        this.id = id;
-    }
-
-    // getters and setters for begInfo, seed, and votes
-}
+}
\ No newline at end of file