A player can be signed.Logical formLearned from65 sentences. Pictures can be signed.Logical formLearned from65 sentences. Baseballs can be signed.Logical formLearned from64 sentences. A (peace agreement) can be signed.Logical formLearned from64 sentences. A baseball can be signed.Logical formLearned from64 sentences. A midfielder can be signed.Logical formLearned from64 sentences. A (peace treaty) can be signed.Logical formLearned from64 sentences. Memorabilias can be signed.Logical formLearned from62 sentences. A (permission slip) can be signed.Logical formLearned from60 sentences. An email can be signed.Logical formLearned from59 sentences. A content can be signed.Logical formLearned from58 sentences. Papers can be signed.Logical formLearned from57 sentences. A report can be signed.Logical formLearned from57 sentences. Writing can be signed.Logical formLearned from56 sentences. Work can be signed.Logical formLearned from54 sentences.